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SOLVEDPAPERS

The question paper of this exam ,conducted by Union Public Service Commission (UPSC) ,had 150 objecttive questions in total ,divided into two parts (A and B). Time alloted to solve the questions was 2:30 hours. The exam had been conducted in offline mode. The exam also had the provision of negative marking for each wrong answer.

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Staff Selection Commission (SSC) has conducted this exam in online mode. The question paper had 100 questions in total ,divided into four parts (General Intelligence and Reasoing ,General Awareness ,Quantitative Aptitude and English Comprehension). Each part had 25 questions. Time allotted to answer the questions was 60 minutes.

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NDA/NA Exam 2017 (II)

SSC CGL (Tier-1) Preliminary Exam 2017

Directions (Q. Nos. 1-10) Each item in this sectionconsists of a sentence with an underlined wold/wordsfollowed by four options. Select the option that is nearestin meaning to the underlined world/words.

1. The dis cus sion was wound up af ter a long fruit fulex change of view.

a. post poned b. cut short

c. in ter rupted d. con cluded

3 (d) ‘Con cluded’ will be the near est in mean ing of ‘ woundup’ as both means finished or com pleted.

2. He was fully alive to the need for mak ingad just ments.

a. con cerned about b. wor ried about

c. aware of d. in dif fer ent about

3 (c) ‘aware of’ will be the near est in mean ing of ‘alive to’, ifyou are alive to some thing means you are think ing about it orfa mil iar with it.

3. The po lice of fi cer tried to in tim i date the wit nessbut in vain.

a. in form b. re ward c. frighten d. per suade

3 (c) ‘frighten’ is the near est in mean ing word ‘in tim i date’as both means ‘to threaten’.

4. We must adopt dras tic mea sures to con trolpop u la tion growth.

a. sim ple b. dra matic c. re al is tic d. se vere

3 (d) ‘Se vere’ is the nearest in meaning word ‘drastic’ as itmeans likely to have a strong or extreme effect.

5. He is ex tremely me tic u lous in his ap proach.

a. sim ple b. care ful c. fair d. reasonable

3 (b) ‘Careful’ is the nearest in meaning word of‘meticulous’ as meticulous means showing great attentionto detail.

6. The ex perts’ min ute ex am i na tion brought to lightsome im por tant clues.

a. quick b. de tailed c. su per fi cial d. prolonged

3 (b) ‘detailed’ will be the nearest meaning word of ‘minute’as both means ‘taking the smallest points intoconsideration’.

7. The de ci sion of the Un ion gov ern ment tore peal the Ur ban Land Ceil ing Act has beenwel comed by all.

a. sup press b. amendc. can cel d. withhold

3 (c) ‘Repeal’ means ‘cancel’ (a law or Act ofParliament) so they both are synonyms.

8. This is his maiden ap pear ance on the screen.

a. first b. lastc. girl ish d. shy

3 (a) ‘Maiden’ means being or involving the firstattempt or act of its kind so they both are synonyms.

9. At the end of the mar a thon ev ery body wasex hausted.

a. weak ened

b. hon oured

c. sat is fied

d. tired

3 (d) ‘exhausted’ means ‘very tired’ so they both aresynonyms.

10. He gave me a coun ter feit coin.

a. rare b. fakec. unmatured d. inferior

3 (b) ‘fake’ will be the nearest meaning word of‘counterfeit’ as both means a fraudulent imitation ofsome thing else.

Directions (Q. Nos. 11-20) Each item in thissection consists of a sentence with an underlinedword/words followed by four options. Select theoption that is opposite in mean ing to the un der lined word/words.

11. My mother has been work ing hard for thelast two weeks and she feels run down.

a. mor bid b. en er geticc. ex hausted d. emotional

3 (b) ‘run down’ means tired or exhausted, so‘energetic’ will be its opposite in meaning which means full of energy.

General Ability Test (Paper-2) of this exam had 150 questions in total. The maximum marks

were 600 for this exam, for each question for which a wrong answer has been given,

one-third of the marks will be deducted as penalty.

NDA/NAExam 2017 (II)

Exam Date 2017September 10,

Part A

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12. The Pres i dent con demned the Actof vi o lence dur ing the cel e bra tion ofthe fes ti val.

a. rea son b. in sti ga tion

c. re straint d. sobriety

3 (d) ‘Violence’ means behaviour involvingphysical force intended to hurt, so ‘sobriety’will be opposite meaning which means thestate of being calm and sober.

13. The stu dents made a gen er ouscon tri bu tion to the flood re lief fund.

a. nig gard b. self ish

c. spend thrift d. indecent

3 (a) ‘generous’ means big-hearted andhelpful while ‘higgard’ means miser or amean or ungenerous person, so they bothare opposite in meaning.

14. He was just idle by tem per a ment.

a. em ployed b. oc cu pied

c. in dus tri ous d. happy

3 (c) ‘idle’ means lazy or unemployed while ‘industrious’ means diligent and hardworking so they both are antonyms.

15. Most of the de ci sions taken by theof fi cer were un just.

a. se ri ous b. le nient

c. cor rect d. imbecile

3 (c) ‘Unjust’ means not fair or incorrect socorrect will be its obvious antonym.

16. He is a lov ing fa ther and takesgreat de light in his chil dren.

a. re volt b. dis sat is fac tion

c. en joy ment d. disgust

3 (d) ‘delight’ means please (someone)greatly while disgust means a feeling ofstrong disapproval aroused by somethingunpleasant or offensive.

17. He was quite con cerned about hisson’s ca reer.

a. un re lated b. in dif fer ent

c. dis pas sion ate d. carefree

3 (b) ‘Concerned’ means worried oranxious so ‘indifferent’ will be its antonym,which means unconcerned or having noparticular interest or sympathy.

18. They are con fi dent of suc cess.

a. im pru dent b. im pa tient

c. dif fi dent d. reluctant

3 (c) ‘Confident’ means feeling of selfconfidence in oneself, while diffident meansmodest or shy because of a lack of self-confidence.

19. We car ried on the search for themiss ing per son.

a. de layed

b. re con sid ered

c. broke up

d. called off

3 (d) ‘Carried on’ means to con tinue anac tiv ity or task while ‘called of’ means tode cide to stop something that is al readyhap pen ing so they are ant onyms.

20. This TV has many in dig e nouscom po nents.

a. In dian b. for eign

c. un nat u ral d. genuine

3 (b) ‘indigenous’ means native so ‘foreign’will be the word opposite in meaning.

Directions (Q. Nos. 21-30) In the following passage, at certain points you are given a choice of four words marked (a), (b), (c)and (d), one of which fits the meaning of the passage. Choose the best word out of the four. Mark the letter, viz., (a), (b), (c) or (d),re lat ing to this word.

21. 22. After this incident I went to Nainital, and returned after nearly a month, I had a. hardly taken a. out

b. barely b. away c. merely c. off d. rarely d. on (b) (c)

23. 24. 25. my clothes when I saw Gangu stand ing a. by a new baby. He was a. jump ing with joy. Even Nanda a. could not have b. near b. burst ing b. would

c. with c. danc ing c. should d. at d. sing ing d. ought (c) (a) (b)

26. 27. 28. 29. a. ex per i mented such joy a. at get ting Krishna. His face had the same a. light that a. co mes b. shown b. in b. glow b. ap pears c. felt c. on c. sense c. rises d. heard d. into d. hope d. shows (c) (a) (b) (b)

30.on the face of a a. starved man af ter a full meal. b. starv ing c. hun gry d. sat is fied

(b)

Directions (Q. Nos. 31-35) Each of the following items in this section consists of a sentence, the parts of which have beenjumbled. These parts have been labelled P, Q, R and S. Given below each sentence are four sequences namely (a), (b), (c) and (d).You are required to re-arrange the jumbled parts of the sentence and mark your response accordingly.

31. The Spirit of manhas slowly and painfully surmounted and his growing intelligence all the obstacles that have come in his way P Q Rhas faced all kinds of dangers Sa. Q P S R b. S Q P R c. R P Q S d. P R Q S (b)

3 3

3 3 3

3 3 3 3

3

3

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32. Af ter our school boys had won a well-con tested hockey match

so that they might communicate the news of their victory to the headmaster who is a keen sportsman

P Q

they come to school in high spirits and takes a very lively interest in school games

R Sa. Q P S R b. S Q P R c. R P Q S d. P R Q S (c)

33. Even a lei surely game like cricket

demanding grace rather than strength and over the rough tactics of the Australian team that visited England in 1921

P Q

as we saw in the controversy over body-line bowling can cause much ill-will

R Sa. P S R Q b. R S P Q c. S R Q P d. Q P R S (c)

34. Sci en tists point out of sun spot ac tiv ity that it is an af ter math that has now reached its peak of the eleven-year cy cle

P Q R Sa. R S P Q b. P Q S R c. Q R P S d. Q S P R (c)

35. As the ship streams from San Diego as walls of gray wa ter from a dis tant storm in the North Pa cific

P

making the greener among us miserable with sea sickness rock and toss the ship

Q R

those of us aboard have a personal demonstration of powerful ocean movement

Sa. P Q R S b. S R P Q c. S P R Q d. Q S R P (c)

Directions (Q. Nos. 36-40) Each item in this section has a sentence with three underlined parts labelled as (a), (b) and (c). Readeach sentence to find out whether there is any error in any underlined part and mark your response to corresponding letter i.e., (a),(b) or (c). If you find no error, your response should be indicated as (d).

36. An elec tri cal cir cuit is the com plete path tra versed by elec tric cur rent. No er ror

(a) (b) (c) (d)

3 (c) electric current will be followed by the article ‘an’ to make the sentence correct and meaningful.

37. He waved us a by-by as he boarded the train which dis ap peared into the tun nel. No er ror

(a) (b) (c) (d)

3 (a) bye-bye will be the correct expression to use in place of by-by as ‘bye-bye’ is used to express ‘farewell’.

38. There was great deal that had to be scrapped, that must be scrapped;

(a)

but surely India could not have been what she undoubtedly was,

(b)

and could not have continued a cultured existence for thousands of years. No error

(c) (d)

3 (d)

39. With re gard to in te rior dec o ra tion, it is the at ten tion given to the less overt as pects of us ing space (a)

that give it life, an identity, a quality that makes it exciting and unusual. No error(b) (c) (d)

3 (b) ‘gives’ will be used in place of ‘given’ as the sub ject of sen tence is sin gu lar for which it is used in the sen tence.

40. A small par cel of nov els is better than none. No er ror

(a) (b) (c) (d)

3 (d)

Directions (Q. Nos. 41-50) Each of the following sentence in this section has a blank space and four words/group of words given after the sentence. Select the word or group/words you consider most appropriate for the blank space and mark your responseaccordingly.

41. He looks as if he .......... weary.a. is b. was c. would be d. were

3 (a) ‘is’ will be used in the blank because it shows that the speaker doesn’t know the fact, but ‘is’ open to the possibility that the subject is indeed weary (tired).

3

3

3

3

42. My house is in sured .......... theftand fire.a. for b. against c. in d. towards

3 (b) ‘insure against something’ is phrasewhich means to guard or protect againstsomething.

43. The re sult of the pro longeddis cus sion was

a. disappointment b. disappointing

c. dis ap pointed d. to disappoint

3 (b) ‘disappointing’ is the correct wordtobe filled in the blank as it means failing to fulfil someone’s hopes or expectations.

44. You are lucky .......... in the 20thcen tury.

a. by be ing born b. to have been born

c. for be ing born d. to have born

3 (b) ‘to have been born’ is the cor rectphrase to be filled in the blank to make itmean ing ful and cor rect.

45. Sita is true to

a. word b. her words

c. the words d. words

3 (b) ‘her words’ is the correct expressionto be used in the sentence, as true to one’s word is a phrase which means keepingone’s promise.

46. Years .......... since I saw her last.

a. have passed

b. had passed

c. had been passing

d. have been passing

3 (a) ‘have passed’ is the correct form ofVerb to be in the sentence to make itmeaningful as the sentence shows theeffect of past action in present.

47. When he heard the ter ri ble noisehe asked me what was .......... on.

a. hap pen ing b. being

c. get ting d. going

3 (d) ‘going on’ means happenings sogoing will be used in the sentence to makeit meaningful.

48. Could you lend me some money ?I am very .......... of cash at themo ment.

a. down b. low c. short d. scarce

3 (c) ‘short of something’ means nothaving enough of something so short willbe used to fill in the blank to make itmeaningful.

49. I saw her when she was stand ingthe side of the old statue.

a. by

b. at

c. in

d. beyond

3 (b) ‘stand at something’ means to standinfont of something so ‘at’ will be thecorrect preposition to be used here tomake the sentence meaningful and correct.

50. True friends never .......... theirloved ones in ad ver sity.

a. abuse

b. criticise

c. be fool

d. desert

3 (d) ‘desert’ means leave which fits in thecontext of the sentence, so option (d) is the corrrect choice to fill in the blank.

51. According to the Travel andTourism Competitiveness Index (TTCI) 2017 released by the World EconomicForum, among the 136 economiesacross the world, India rankeda. 50th b. 40th c. 30th d. 20th

3 (b) India was ranked 40th among the136 economies across the world in 2017Travel and Tourism Competitiveness Index(TTCI) released by the World EconomicForum (WEF). In this edition of index, Indiahas jumped 12 places from earlier 52ndposition in 2015. But it lagged behind itsother Asian peers like Japan (4th) andChina (13th).

52. Which one of the following is thetheme of the World Health Day, 2017celebrated by the World HealthOrganisation?a. Diabetesb. Food safetyc. Depression : Let’s Talkd. Ageing and Health

3 (c) World Health Day, celebrated onApril 7 every year to mark the anniversaryof the founding of WHO, provides us with a unique opportunity to mobilise actionaround a specific health topic of concern to people all over the world. The theme of2017 World Health Day campaign isdepression.

53. Which one of the followingministries has launched a newprogramme on InterdisciplinaryCyber Physical Systems (ICPS) tofoster and promote R and D?

a. Ministry of Earth Sciencesb. Ministry of Science and Technology

c. Ministry of Information andBroadcasting

d. Ministry of New and RenewableEnergy

3 (b) Department of Science andTechnology(DST) has launched a newprogramme ‘Interdisciplinary CyberPhysical Systems (ICPS)’ to foster andpromote R&D in this emerging field ofresearch. A Cyber Physical System (CPS)is a mechanism controlled or monitored bycomputer-based algorithms, tightlyintegrated with internet and its users. It isan engineered system that are build fromand depend upon, the seamlessintegration of computational algorithmsand physical components. In general cyber means computation, communication andcontrol that are discrete and logical.Physical means natural and human-madesystems governed by the laws of physicsand operating in continuous time.

54. Consider the following statements about the Nagara style of templearchitecture :

1. This style of temples arecommonly found in the areasbetween Himalayas and Vindhyas.

2. The most striking feature of thisstyle is its pyramidal shikhara.

Which of the statements given above is/arecorrect?a. Only 1 b. Only 2c. 1 and 2 d. Neither 1 nor 2

3 (a) Nagara style is associated with theland between the Himalayas and Vindhyas. The Nagara style has its origin in thestructural temples of the Gupta period,especially the Dashavtara temple ofDeogarh and the brick temple ofBhitargaon. It is also called the RekhaShikhara. In Nagara style temples, thestructure consists of two buildings, themain shrine taller and an adjoining shortermandapa. The main difference betweenthese two is the shape of the shikhara.

55. Ashoka’s connection withBuddhism is evident from which oneof the following edicts?a. Major Rock Edict 13b. Rock Edict 6c. Minor Rock Edict 1d. Pillar Edict 4

3 (*) The first tangible evidence ofBuddhism is represented by the rock andpillar edicts of Asoka detailing wideexpansion of Buddhism through thesponsorship of one of the most powerfulkings of Indian history.

56. The Cabinet Mission Plan forIndia envisaged aa. Federationb. Confederationc. Unitary from of governmentd. Union of States

3 (d) The mission spent some 3 weeks todiscuss with the leaders of various politicalparties, but could not arrive at any agreedsolution. So finally it announced its ownrecommendations on May 16, 1946. TheCabinet Mission Plan of 1946 proposed

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Part B

that there shall be a Union of India whichwas to be empowered to deal with thedefense, foreign affairs andcommunications. The Cabinet Missionrecommended an undivided India andturned down the Muslim League’s demand for a separate Pakistan. The CabinetMission restricted the Communalrepresentation.

57. The creation of the institution ofLokpal was first recommended bya. Law Commissionb. Santhanam Committeec. Shah Commissiond. Administrative Reforms Commission

3 (d) The Administrative ReformsCommission (ARC) set-up in 1966recommended the Constitution of a two-tier machinery of a Lokpal at the Centre, andLokayukts in the States. The ARC whilerecommending the Constitution of Lokpalwas convinced that such an institution wasjustified not only for removing the sense ofinjustice from the minds of adverselyaffected citizens, but also necessary toinstill public confidence in the efficiency ofadministrative machinery.

58. Which one of the following is acause of acid rains?a. Ozone b. Ammoniac. Sulphur dioxide d. Carbon monoxide

3 (c) Acid rain is caused by a chemicalreaction that begins when compounds likesulphur dioxide and nitrogen oxides arereleased into the air. These substancescan rise very high into the atmosphere,where they mix and react with water,oxygen, and other chemicals to form moreacidic pollutants, known as acid rain.

59. The desirable range of pH fordrinking water isa. 6 5. to 8 5. b. 5 0. to 6 5.

c. 6 5. to 7 0. d. 7 0. to 8 5.

3 (c) The pH of pure water is 7. In general,water with a pH lower than 7 is consideredacidic, and with a pH greater than 7 isconsidered basic. The normal range for pH in surface water systems is 6.5 to 8.5, andthe pH range for groundwater systems isbetween 6 to 8.5.

60. Consider the following reaction :

CH4 + 2O2 → CO2 + 2H2O

Which of the following about the reactiongiven above is/are correct?

1. Carbon is oxidised.2. Hydrogen is oxidised.3. Hydrogen is reduced.4. Carbon is reduced.

Select the correct answer using the codegiven below :a. Only 1 b. 1 and 2c. 2 and 3 d. 2 and 4

3 (a) Addition of oxygen or removal ofhydrogen is called oxidation. Thesubstance in which oxygen is added isoxidised.

61. Sunrise in eastern ArunachalPradesh would be about how manyhours before the sunrise in westernGujarat?a. One hour b. Two hoursc. Three hours d. Four hours

3 (b) The latitudinal and longitudinal extent of the mainland is about 30°. Despite thisfact, the East-West extent appears to besmaller than the North-South extent. FromGujarat to Arunachal Pradesh there is atime lag of two hours. Hence, time alongthe standard Meridian of India (82°30′E) passing through Mirzapur (in Uttar Pradesh) is taken as the standardtime for the whole country. The latitudinalextent influences the duration of the dayand night, as one moves from South toNorth.

62. Consider the following States ofIndia in terms of percentage of forestarea in relation to the total area of the State :

1. Karnataka2. Odisha3. Kerala4. Andhra Pradesh

Which one of the following is the correctdescending order?a. 1-2-4-3 b. 3-1-2-4c. 3-2-1-4 d. 2-3-1-4

3 (c) The Indian State of Forest Report(ISFR) 2015 states that the majority of theincrease in forest cover has been observed in open forest category mainly outsideforest areas, followed by Very DenseForest. While Open Forest area hasincreased by 4744 sq km, which is 9.14%of the geographical area, the area underVery Dense Forest has increased by 2404sq km, which is 2.61% of the geographicalarea. The States which covers highestforest cover is Mizoram (88.93%). AndhraPradesh covers 15.25%, Karnataka covers18.99%, Kerala covers 49.50% and Odishacovers 32.34%.

63. Which one of the following States in India has the longest coastline?a. Odisha b. Tamil Naduc. Karnataka d. West Bengal

3 (b) The total coastline of India measuresabout 7517 km, which is distributed among nine coastal States and four UnionTerritories; and almost entire coast of Indiafalls within tropics. The nine coastal Statesare Gujarat, Maharashtra, Goa, Karnataka,Kerala, Tamil Nadu, Andhra Pradesh,Odisha and West Bengal.Gujarat isstrategically located with largest share inIndia’s coastline, followed by AndhraPradesh and Tamil Nadu.

64. Which one of the following States in India has the largest area underforest cover?a. Maharashtra b. Chhattisgarhc. Madhya Pradesh d. Andhra Pradesh

3 (c) The maximum increase in forestcover has been observed in West Bengal(3810 sq km) followed by Odisha (1444 sqkm) and Kerala (622 sq km). MadhyaPradesh has the largest forest cover of77522 sq km in terms of area in the country followed by Arunachal Pradesh with forestcover of 67321 sq km.

65. Which one of the following is notan igneous rock?a. Gabbro b. Granitec. Dolomite d. Basalt

3 (c) Igneous rocks are formed from thesolidification of molten rock material. Thereare two basic types

Intrusive igneous rocks crystallise belowEarth's surface, and the slow cooling thatoccurs there allows large crystals to form.Examples of intrusive igneous rocks arediorite, gabbro, granite, pegmatite, andperidotite.

Extrusive igneous rocks erupt onto thesurface, where they cool quickly to formsmall crystals. Some cool so quickly thatthey form an amorphous glass. Theserocks include andesite, basalt, obsidian,pumice, rhyolite, scoria and tuff.

66. The Coriolis effect is the result ofa. Pressure gradientb. Earth’s axis of inclinationc. Earth’s rotationd. Earth’s revolution

3 (c) The key to the Coriolis effect lies inthe Earth’s rotation. The Earth rotates faster at the Equator than it does at the poles.This is because the Earth is wider at theEquator. A point on the Equator has fartherto travel in a day. The actual paths ofwinds-and of ocean currents, which arepushed by wind-are partly a result of theCoriolis effect.

67. Where is Mekong Delta located?a. Thailand b. Cambodiac. Myanmar d. Vietnam

3 (d) The Mekong is the region inSouth-western Vietnam where the Mekongriver approaches and empties into the seathrough a network of distributaries. TheMekong delta region encompasses a largeportion of South-western Vietnam of over40500 sq km (15600 sq mi). The size of the area covered by water depends on theseason.

68. Which one of the following pairsof rivers and tributaries is notcorrectly matched?a. Godavari : Indravatib. Ganga : Pengangac. Krishna : Bhimad. Luni : Sukri

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3 (b) A seasonal river, it receives much ofthe drainage of the South-West slopes ofthe Aravalli Range; the Jowai, Sukri, andJojari rivers are its main tributaries. Theprincipal tributaries joining Krishna are theGhataprabha river, Malaprabha river, Bhimariver, Tungabhadra river and Musi river.Most of this basin comprises rolling andundulating country, except for the westernborder, which is formed by an unbroken line of the Western Ghats. The course of theGanges and its tributaries are Majorleft-bank tributaries include Gomti (Gumti),Ghaghara (Gogra), Gandaki (Gandak), andKosi (Kusi); major right-bank tributariesinclude Yamuna (Jumna), Son, Punpun andDamodar. Godavari after passing throughthe Nizam Sagar. Left Bank Tributaries ofGodavari are Dharna, Penganga,Wainganga, Wardha, Pranahita (conveyingthe combined waters of Penganga, theWardha and Wainganga), Pench, Kanhan,Sabari, Indravati etc. Right Bank Tributaries:Pravara, Mula, Manjra, Peddavagu,Maner etc.

69. Consider the followingcharacteristics of a tropical cyclone :

1. A warm sea temperature of > 26° C2. High relative humidity of

atmosphere at a height of > 700 m3. Atmospheric instability

The above mentioned characteristicsare associate with which one of thefollowing cycles of its development?a. Formulation and initial stageb. Modification stagec. Full maturity d. Decay

3 (c)

70. In the Mesopotamian records,which one of the following terms wasused for the Indus Valley (Harappans)?a. Dilmun b. Meluhac. Magan d. Failaka

3 (b) The Mesopotamian records fromabout 2350 BC onwards refer to traderelations with Meluha, which was theancient name given to the Indus region,and they also speak of two intermediatestations called ‘Dilmun’ (identified withBahrain on the Persian Gulf) and Makan(Makran Coast).

71. Who among the following is theChairman of interdisciplinaryCommittee constituted recently bythe government of India to examineframework for virtual currencies?a. Secretary, Department of Financial

Services

b. Special Secretary, Department ofRevenue

c. Special Secretary, Department ofEconomic Affairs

d. Deputy Governor, Reserve Bank ofIndia

3 (c)

72. SAMPADA scheme is beingimplemented by the Ministry ofa. Financeb. Housing and Urban Affairsc. Food Processing Industriesd. Earth Sciences

3 (c) The Union Ministry of FoodProcessing is going to launch Scheme forAgro-Marine Produce Processing andDevelopment of Agro-Processing Clusters(SAMPADA ) for food processing sector.The scheme will integrate current and newschemes aimed at reducing food wastageand doubling farmers’ income by 2022. Itwill help to create infrastructure for linkageof entire supply chain.

73. The shortest day length that occursin the northern hemisphere is ona. March 21 b. September 23c. November 22 d. December 22

3 (d) The shortest day and the longestnight of the year in the northernhemisphere occur during winter solsticewhich is usually observed on December 21 or sometimes on December 22 UTC. In2016 winter solstice is observed onDecember 21, exactly at 10:44 UTC. This is also the day of the longest day and theshortest night in the southern hemisphere.

74. The Indian Railways have gone in for qualitative improvements sinceindependence. Which of the following have taken place in recent years?

1. Gauge conversion2. Track electrification3. Automatic Signals

Select the correct answer using the codesgiven below :a. 1 and 2 b. 2 and 3c. 1 and 3 d. All of these

3 (d) Indian railways have an impressiverecord of qualitative improvements. Themajor areas of qualitative improvementduring the recent years are gaugeconversion, rolling stock, trackelectrification, automatic signalling,introduction of fast trams and amenitiesand facilities for rail users.

75. In India, maximum rainfall isreceived froma. Western Disturbancesb. North-East Monsoonc. South-West Monsoond. Retreating Monsoon

3 (c)

76. Which set of the followingbiosphere reserves in India isincluded in the World Network ofBiosphere Reserves?a. Gulf of Mannar, Nokrek, Panchmarhi

and Simlipal

b. Gulf of Mannar, Kanchanjunga,Nokrek and Seshachalam

c. Nilgiri, Nokrek, Panchmarhi andPanna

d. Nilgiri, Nokrek, Panchmarhi andSeshachalam

3 (a) Ten of the eighteen biospherereserves are a part of the World Network ofBiosphere Reserves, based on theUNESCO Man and the Biosphere (MAB)Programme list.

77. Which of the followingstatements about magnetite ore ofiron is/are correct?

1. It is known as black ore.2. It contains 60% to 70% of pure

iron.3. It possesses magnetic properties.

Select the correct answer using the codesgiven below:a. Only 1 b. 2 and 3c. 1 and 3 d. All of these

3 (d) Magnetite in known as black ore. Itcontains 60% to 70% of pure iron.Magnetite (Fe3O 4) ore possessesmagnetic properties.

78. Which one of the followingvitamins has a role in blood clotting?a. Vitamin-A b. Vitamin-Dc. Vitamin-E d. Vitamin-K

3 (d) Vitamin-K plays on essential role inclotting of blood. It act as a cofactor for the enzyme to bind with calcium ions requiredfor activation of coagulation factors suchas prothrombin.

79. The term ‘Probiotic’ is applied toa. organic food b. antacidc. antibioticd. live microbial food supplement

3 (d) The term ‘Probiotic’ is applied to livemicrobial food supplement . These are thelive micro-organism which provide healthbenefits when consumed.

80. Which one of the followingmicrobes causes acidification andcurding of milk?a. Lactic Acid Bacillusb. Clostridium botulinumc. Vibrio choleraed. Saccharomyces cerevisiae

3 (a) Lactic Acid Bacillus causesacidification and curdling of milk. Ifferments lactose to lactic acid and otherend products.

81. Who among the following sharedthe Nobel Prize in 1962 along withFrancis Crick and James Watson fortheir discoveries concerning themolecular structure of nucleic acids?a. Erwin Chargaffb. Maurice Hugh Frederick Wilkinsc. Rosalind Franklind. Phoebus Levene

7

3 (b) The Nobel Prize in Physiology orMedicine 1962 was awarded jointly toFrancis Harry Compton Crick, JamesDewey Watson and Maurice HughFrederick Wilkins, for their discoveriesconcerning the molecular structure ofnucleic acids and its significance forinformation transfer in living material.

82. Water boils at a lower temperature at high altitudes, becausea. the air pressure is lessb. outside temperature is lessc. latent heat is lessd. None of the above

3 (a) High-altitude cooking is the oppositeof pressure cooking in that the boiling point of water is lower at higher altitudes due tothe decreased atmospheric pressure. Thismay require an increase in cooking timesor temperature and alterations of recipeingredients.

83. Concave mirror is used inheadlights of vehicles, because ita. focuses light from the bulb onto

nearby vehicles

b. sends parallel rays

c. fits well into the shape of theheadlight

d. is cheaper than other mirrors

3 (b) When a lighted bulb is placed at thefocus of concave reflector, then reflectorare used in vehicle headlights to sendparallel rays because it allows light befocused as single beam and give mirror.

84. If some object is weighed whensubmerged in water, what willhappen to its weight compared to itsweight in air?a. Increaseb. Decreasec. Remain exactly the same

d. Increase or decrease cannot bepredicted

3 (b) Weight of object will decrease ascompared to its weight in air. This isbecause by Archimedes’ principal, if anobject is immersed in a fluid, it experiences an apparent loss of weight which is equalto the weight of fluid displaced.

85. Light year is a measure ofa. time

b. distance

c. total amount of light falling on theEarth in a year

d. average intensity of light falling onthe Earth in a year

3 (b) The light-year is a unit of length usedto express astronomical distances. It isabout 9.47 quadrillion metres or 5.9 trillionmiles. As defined by the InternationalAstronomical Union (IAU), a light-year isthe distance that light travels in vacuum inone Julian year (365.25 days).

86. Which one of the following wasset as a target of average growth ofGDP of India over the plan period2012-17 by the Approach Paper to the Twelfth Five Year Plan?a. 7% b. 8% c. 9% d. 10%

3 (b) 12th Five Year Plan 2012-17 as perthe draft document released by thePlanning Commission aims at a growthrate of 8%. This is the revised rate ascompared to the initial approach paper.

87. Which one of the following is nota subject that has been devolved tothe Panchayati Raj Institutions by the 11th Schedule of the Constitution ofIndia?a. Non-conventional energy resourcesb. Roadsc. Higher educationd. Libraries

3 (c)

88. Who among the following usedthe term Industrial Revolution for the first time in English to describe thechanges that occurred in the Britishindustrial development between 1760 and 1820?a. Friedrich Engelsb. Eric Hobsbawmc. Arnold Toynbeed. Georges Michelet

3 (c) The term ‘Industrial Revolution’ wascoined by Auguste Blanqui, a Frencheconomist, in 1837 to denote the economic and social changes arising out of thetransition from industries carried in thehomes with simple instruments, toindustries in factories with power-drivenmachinery in Britain, but it came into vogue when Arnold Toynbee, the great historian,used it in 1882.

89. Who among the following is theauthor of the book ‘The IndianStruggle, 1920-34’?a. Maulana Abul Kalamb. Jayprakash Narayanc. Subhash Chandra Bosed. Manabendra Nath Roy

3 (c) The Indian Struggle, (1920–42) is atwo-part book by the Indian nationalistleader Netaji Subhash Chandra Bose thatcovers the 1920–42 history of the Indianindependence movement to end Britishimperial rule over India. Banned in India bythe British colonial government, The IndianStruggle was published in the country onlyin 1948 after India became independent.The book analyses a period of the Indianindependence struggle from theNon-cooperation and Khilafat movementsof the early 1920s to the Quit India andAzad Hind movements of the early 1940s.

90. Which one of the following aboutthe Swadeshi Campaign in 1896 isnot correct?a. Its centre was Maharashtra.b. Its main participants were students.c. It opposed the levy of tariff on imports.d. It publicly burnt foreign clothes.

3 (d)

91. Which one of the followingassociations was founded in Londonby Dadabhai Naoroji in 1866?a. The Bengal British India Societyb. The East India Associationc. The British Indian Associationd. The Madras Native Association

3 (b) In 1867 Dadabhai Naoroji alsohelped to establish the East IndiaAssociation, one of the predecessororganisations of the Indian NationalCongress with the aim of putting acrossthe Indian point of view before the Britishpublic. The association was instrumental in counter-acting the propaganda by theEthnological Society of London which, in its session in 1866, had tried to prove theinferiority of the Asians to the Europeans.

92. Mariana Trench is located in theocean floor ofa. Southern Atlantic Oceanb. Western Pacific Oceanc. Eastern Pacific Oceand. Northern Atlantic Ocean

3 (b) The Mariana Trench or MarianasTrench is the deepest part of the world'soceans. It is located in the western PacificOcean, an average of 200 km (124 mi) tothe East of the Mariana Islands, in theWestern Pacific East of Philippines.

93. Taklamakan Desert is situated ina. Western Asiab. Southern fringe of Sahara in Africac. South America d. Central Asia

3 (d) Takla Makan Desert is a great desertof Central Asia and one of the largestsandy deserts in the world. The TaklaMakan occupies the central part of theTarim Basin in the Uygur AutonomousRegion of Xinjiang (western China). Thedesert area extends about 600 mi (960 km) from West to East, and it has a maximumwidth of some 260 mi (420 km) and a totalarea of approximately 123550 sq mi(320000 sq km).

94. Rudraprayag is situated at theconfluence of rivers Alakananda anda. Bhagirathi b. Mandakinic. Nandakini d. Dhauliganga

3 (b) Rudraprayag is a town and amunicipality in Rudraprayag district in theIndian State of Uttarakhand. Rudraprayagis one of the Panch Prayag (fiveconfluences) of Alaknanda river, the point

8

9

of confluence of rivers Alaknanda andMandakini. Kedarnath, a Hindu holy town is located 86 km from Rudraprayag.

95. Arrange the following Indiancities according to their locationsfrom West to East :

1. Bilaspur 2. Jodhpur3. Bhopal 4. Ranchi

Select the correct answer using the codegiven below :a. 3-2-1-4 b. 2-3-1-4c. 4-1-2-3 d. 2-1-3-4

3 (b)

96. The Kashmir region receivesadditional amount of precipitationduring the winter brought bya. South-West Monsoonb. Western Disturbancesc. Retreating Monsoond. Temperate Cyclone

3 (b) A western disturbance approachingIndia will bring fresh bout of rainfall andsnowfall in the northern part of the country.This is good news for tourists visitingJammu and Kashmir and HimachalPradesh where a thick blanket of snow willgreet them. However, due to possibility oflandslides the Jammu-Srinagar highwaycan witness disruptions from January 28 to30. Besides, some high-altitude villages inJammu and Kashmir and HimachalPradesh may be cut-off due to heavysnowfall.

97. Which part of India has theKalakot tertiary coal field?a. Brahmaputra river basin of Assam

b. Damodar river basin of Jharkhandand West Bengal

c. Himalayan mountain region

d. Cardamom hills in Kerala

3 (c) These coal deposits also belong tothe Eocene period with their occurrence inPunch, Riasi and Udhampur districts.Important coalfields include Kalakot,Mohogala, Metka (western Chenab region), Ladda and Saugar Marg (eastern Chenabregion, Himalayan mountain region). Thecoal has low percentage of fixed carbonand high moisture content. It is highlyfriable and pyrites. Recently anthracite coal has been discovered in the Riasi area ofJammu, but its mining is economically notviable.

98. Tendons through which musclesare connected to bones are tightlycompacted bundles of which one ofthe following long fibrous protein?a. Fibrin b. Collagenc. Elastin d. Cellulose

3 (b) Tendons are made up of long fibrous protein called collagen. These are inelasticfibres of great tensile strength.

99. Which one of the following isthe scientific name of the causalorganism elephantiasis?a. Ascaris lumbricoidesb. Culex pipiensc. Wuchereria bancrofitid. Fasciola hepatica

3 (c) Wuchereria bancrofti is a humanparasitic roundworm which causeselephantiasis. It is carried from person toperson by mosquitoes.

100. Melanin is the natural pigment that gives colour to human skin,hair and the iris provides protectionagainsta. Ultraviolet radiationb. Infrared radiationc. X-ray radiationd. Short wave radio radiation

3 (a) Melanin provides protectionagainst Ultraviolet radiations. It acts aseffective absorbent of light and dissipateover 99.9% of absorbed or radiation.

101. Which one of the followingstatements about a satellite orbiting around the Earth is correct?a. Satellite is kept in orbit by remote

control from ground station.

b. Satellite is kept in orbit byretro-rocket and solar energy keepsit moving around the Earth.

c. Satellite requires energy from solarpanels and solid fuels for orbiting.

d. Satellite does not required anyenergy for orbiting.

3 (d) Satellite does not requires anyenergy for orbiting. It requires energy tobe transferred to its orbit only.

102. Which one of the followingstatements about energy is correct?a. Energy can be created as well as

destroyed.

b. Energy can be created but notdestroyed.

c. Energy can neither be created nordestroyed.

d. Energy cannot be created but canbe destroyed.

3 (c) Energy can neither be created nordestroyed. This statement is stated inthe first law of thermodynamics which isalso known as Law of Conservation ofEnergy. Energy can only be transferredfrom one form to another.

103. Step-up transformers are usedfora. increasing electrical powerb. decreasing electrical powerc. decreasing voltaged. increasing voltage

3 (d) Step-up transformer increases voltagefrom primary to secondary. Number of turnsin secondary winding is more than that ofprimary winding.

104. Which one among the followingwaves carries the maximum energy perphoton?a. X-rays b. Radio wavesc. Light waves d. Microwaves

3 (a) X-rays carry the maximum energy perphoton. Thus, it is used by diagnostic centre for imaging our teeth and bones.

105. How much CO2 is produced onheating of 1 kg of carbon?

a. 11

3 kg b.

3

11 kg c.

4

3 kg d.

3

4 kg

3 (a) C + O 2 → CO 2

12 g of C on heating produces = 44 g of CO 2

or 12

1000 kg of C produces = 44

1000 kg of CO 2

∴ 1 kg of C produces

= ×44

1000

1000

12 kg of CO 2

= 11

3 kg

106. Zinc is used to protect iron formcorrosion because zinc isa. more electropositive than ironb. cheaper than ironc. a bluish white metal

d. a good conductor of heat and electricity

3 (a) Zinc metal is used to protect iron fromcorrosion because zinc is moreelectropositive than iron. The process ofcoating the iron surface by zinc is calledgalvanisation. Zinc metal present on thesurface of iron forms a thin protective layer of basic zinc carbonate due to the reactionbetween zinc, oxygen, CO 2 and moisture inair. Since, standard redcuction potential ofzinc is less than iron, hence iron will notundergo corrosion.

107. Which one of the following gasesis placed second in respect ofabundance in the Earth’s atmosphere?a. Oxygen b. Hydrogenc. Nitrogen d. Carbon dioxide

3 (a) In Earth’s atmosphere nitrogen is mostabundant while oxygen is the second mostabundant.

108. Which one of the following is achemical change?a. Cutting of hairb. Graying of hair naturallyc. Swelling of resin in waterd. Cutting of fruit

3 (b) Cutting of hair, swelling of resin inwater and cutting of fruit are physical change as these processes involves only change insize. Graying of hair naturally is an exampleof chemical change.

109. Which one among the followingchemicals is used as washing soda?a. Calcium carbonateb. Calcium bicarbonatec. Sodium carbonated. Sodium bicarbonate

3 (c) Sodium carbonate (Na2CO3.1OH 2O)is used as washing soda.

110. Why is potassium permanganate used for purifying drinking water?a. It kills germsb. It dissolves the impuritiesc. It is a reducting agentd. It is an oxidising agent

3 (d) Potassium permanganate (KMnO 4)is a strong oxidising agent and is used forpurifying water and treat stinking wells.

111. Consider the followingmovements :

1. Moplah Rebellion2. Bardoli Satyagraha3. Champaran Satyagraha4. Salt Satyagraha

Which one of the following is the correctchronological order of the above ascendingorder?a. 1-3-4-2 b. 3-1-2-4c. 2-3-1-4 d. 4-2-1-3

3 (b) The Moplah Rebellion or the MalabarRebellion was an extended version of theKhilafat Movement in Kerala in 1921. TheBardoli satyagraha of 1928, in the State ofGujarat, India during the period of theBritish Raj, was a major episode of civildisobedience and revolt in the IndianIndependence movement. The Champaran Satyagraha of 1916, in the Champarandistrict of Bihar, (India) during the period ofthe British Raj, was the first Satyagrahamovement inspired by Mohandas Gandhiand a major revolt in the IndianIndependence movement. The Salt March,also known as the Dandi March and theDandi Satyagraha, was an act ofNon-violent Civil Disobedience in ColonialIndia initiated by Mohandas KaramchandGandhi to produce salt from the seawaterin the coastal village of Dandi.

112. Which one of the followingtravelogues has given an insight on thereign of Muhammed-bin-Tughlaq?a. Ibn Battuta’s Rihla

b. Francois Bernier’s Travels in the MogulEmpire

c. Niccolao Manucci’s Storia do Mogor

d. Tavernier’s Travels in India

3 (a) The important work is left by IbnBattuta. Ibn Battuta has discussed histravels and incursions in contemporaryIslamic world and documented them inRihla. He was appointed as Qazi byMuhammad-bin-Tughlaq and was alsoappointed ambassador to China. Ibn

Battuta gives details about the later part ofhis rule. Portrait of Muhammad-bin-Tughlaq in Batutta’s words, “his gateway is never free from a beggar whom he hasrelived and never free from a corpse, hehas slain”.

113. Which one of the following wasnot a Chishti Sufi saint?a. Khwaja Moinuddinb. Baba Fariduddin Gani-i-Shakarc. Nizamuddin Auliyad. Shaikh Bahauddin Zakariya

3 (d)

114. In April, 2017, India celebrated100 years of Mahatma Gandhi’sa. Satyagraha in Khedab. Dandi Marchc. Satyagraha in Champarand. Return from South Africa

3 (c)

115. A rainbow is produced due towhich one of the followingphenomena?a. Dispersion of lightb. Interference of lightc. Diffraction of light

d. Scattering of light by atmosphericdust

3 (a) A rainbow is a natural phenomenoncaused by reflection, refraction anddispersion of light in water droplets afterrain. This results into a spectrum of lightappearing in the sky.

116. Bats detect obstacles in theirpath by receiving the reflecteda. Infrasonic waves b. Ultrasonic wavesc. Radio waves d. Microwaves

3 (b) Bats emit ultrasonic waves, whenthese wave hit something they reflectedback and received by them, helping themto navigate in dark also.

117. The statement that ‘heat cannotflow by itself from a body at a lowertemperature to a body at a highertemperature’, is known asa. Zeroth law of thermodynamicsb. First law of thermodynamicsc. Second law of thermodynamicsd. Third law of thermodynamics

3 (c) It is impossible for a cyclic process to transfer heat from a body at lowertemperature to one at a higher temperature without converting some heat to work. Thisis the statement of second law ofthermodynamics.

118. Which one of the followingwaves does not belong to the category of the other three?a. X-rays b. Microwavesc. Radio waves d. Sound waves

3 (d) Sound waves are longitudinal wavesand it requires material medium topropagate while X-rays. Microwaves andradiowaves are electromagnetic waves and they don’t require any material medium topropagate.

119. Which one of the followingstatements is not correct?a. Human eye is a refracting system

containing a diverging lens.

b. The retina of the human eye contains millions of light sensitive cells, calledRods and Cones, which convert thelight into electrical messages.

c. Every image that is focused on theretina is upside down.

d. We need both eyes to judge therelative positions of objectsaccurately.

3 (a) Human eye is an optical instrument.It reacts to light to provide a threedimensional moving image.

120. Which one of the followingstatements is not corect?a. Ultrasonic waves cannot get reflected,

refracted or absorbed.

b. Ultrasonic waves are used to detectthe presence of defects like cracks,porsity, etc. in the internal structureof common structure materials.

c. Ultrasonic waves can be used formaking holes in very hard materialslike diamond.

d. Ultrasonic waves cannot travelthrough vacuum.

3 (a) The statement ‘ultrasonic wavescannot get reflected, refracted orabsorbed’ is not correct as bats navigatein dark with the help of reflection ofultrasonic wave.

121. The principal use of hydrofluoricacid isa. in etching glass

b. as a bleaching agent

c. as an extremely strong oxidising agent

d. in the preparation of strong organicfluorine compounds

3 (a) The principal use of hydrofluoric acidis in etching glass.

122. The species that has the same

number of electrons as 35

17 Cl is

a. 32

16S b.

34

16 S + c.

40

18 Ar + d.

35

16S2−

3 (c) Number of electrons = Number ofprotons = Atomic number.

10

XZ

AMass number

Symbol

Atomic number

35

17 Cl → Number of electrons = 17.

32

16S → Number of electrons = 16.

34

16 S + → Number of electrons = − =16 1 15

40

18 Ar+ → Number of electrons = − =18 1 17

35

16S 2− → Number of electrons = + =16 2 18

∴ 35

17Cl and

40

18 Ar+ has the same number of

electrons.

123. The compound C6H12O4 containsa. 22 atoms per mole

b. twice the mass percent of H ascompared to the mass percent of C

c. six times the mass percent of C ascompared to the mass percent of H

d. thrice the mass percent of H ascompared to the mass percent of O

3 (c) Molar mass of C in C 6H12O 4

= × =6 12 72

Molar mass of H in C 6H12O 4 = × =1 12 12

∴ Mass percent of C is six times ascompared to the mass percent of H.

124. The proposition ‘equal volumes of different gases contain equal numbersof molecules at the same temperatureand pressure’ is known asa. Avogadro’s hypothesisb. Gay-Lussac’s hypothesisc. Planck’s hypothesisd. Kirchhoff’s theory

3 (b) According to Gay-Lussac’s law ‘thevolume of gas at constant temperature and pressure is proportional to the number ofmoles or molecules of gas present.’

V ∝ n (moles)

∝ n N o (molecules)

125. Which one of the followingstatements about the Ilbert Bill iscorrect?a. It proposed that the Indian

magistrates would try Europeans incriminal cases.

b. It allowed Indians to file criminalcases against Europeans.

c. It authorised Indian ICS officers totry Europeans in courts.

d. It was an agitation led by Ilbert insupport of the nationalists.

3 (a) Ilbert Bill was passed during theviceroyship of Lord Ripon in 1883-84. Asper this bill, Indian magistrate couldpreside over the trial of Englishmen,European and Anglo-Indians. Introductionof the bill led to intense opposition in Britain and this growing bitterness led to formation of Indian National Congress.

126. Who among the following canattend the meetings of both Houses of Parliament while not being a member of either House?a. The Solicitor General of India

b. The Vice-President of India

c. The Comptroller and Auditor Generalof India

d. The Attorney General of India

3 (d) The AGI (Attorney General of India) is the only person under the Indian systemwho can take part in the proceedings of the Parliament or any parliamentary committee, but cannot vote. He has the right to speakand to take part in the proceedings of boththe Houses of Parliament or their jointsittings and in any committee of theParliament of which he may be named amember, but without the right to vote.

127. Who among the following wasbelieved to be a leader of the Sanyasis and Fakirs conspiring against theBritish in 1857?a. Mangal Pandey b. Bahadur Shah IIc. Queen Zeenat Mahald. Nana Sahib

3 (b) The Sanyasis and Fakirs revoltedagainst British from 1763 to 1800 AD dueto the prohibition imposed on theirpiligrimage by the East India Company’sofficials. The central leadership comprisedof rebel council headed by emperorBahadur Shah Jafar. Though BahadurShah Jafar’s wife Jeenat Mahal tried toconspire with English, but she was not thepart of central leadership.

128. Who among the following wasthe founder of the Avadh Kingdom in the 18th century?a. Murshid Quli Khan b. Saadat Khanc. Alivardi Khan d. Sarfaraz Khan

3 (b) The Nawab of Awadh was the title ofthe rulers who governed the State ofAwadh (anglicised as Oudh) in North Indiaduring the 18th and 19th centuries. TheNawabs of Awadh belonged to a dynastyof Persian origin from Nishapur (Iran). In1724, Nawab Saadat Khan established theOudh State.

129. Who among the following wasthe founder of the Young BengalMovement?a. Henry Vivian Deroziob. David Harec. Dwarkanath Tagored. Prasanna Kumar Tagore

3 (a) Young Bengal movement waslaunched by Henry Louis Vivian Derozio(1809-31), who had come to Calcutta in1826 and was appointed in the HinduCollege as a teacher of English literatureand History. Besides this he editedHesperus and Calcutta Literary Gazette.He was connected with India Gazetteas well.

130. Which one of the followingstatements about the Quit IndianMovement is not correct?a. It broke out in August, 1942.

b. Ahmedabad Textile Mills went onstrike for more than three months.

c. Muslim League and HinduMahasabha actively participated inthe movement.

d. Communist Party did not support the movement.

3 (c) Hindu nationalist parties like theHindu Mahasabha openly opposed the call for the Quit India movement and boycotted it officially. The Muslim League opposedthe Quit India Movement as it was of theview that if the British left India in its currentState, Muslims as a minority would beoppressed by the Hindu majority. TheCommunist Party of India was banned atthat time by the British government. Inorder to get the ban lifted, as well as toassist the Soviet Union in its war againstNazi Germany, it supported the British Wareffort, despite support for Quit India bymany industrial workers. In response theBritish lifted the ban on the party.

131. Who among the following is thewinner of the Singapore OpenSuperseries Badminton Men’s Singles title 2017?a. Kidambi Srikanth b. Lin Danc. B. Sai Praneeth d. Kento Momota

3 (c) The 2017 Singapore Super Serieswas the fourth Super Series tournament ofthe 2017 BWF Super Series. Thetournament takes place in Singapore City,(Singapore) from April 11–16, 2017 with atotal purse of $350000. B. Sai Praneethwon the Singapore Super Series 2017.

132. Koradi Thermal Power Station islocated ina. Nagpur b. Raipurc. Mumbai d. Secunderabad

3 (a)

133. Which one of the following isthe theme of the International Dayfor Monuments and Sites (WorldHeritage Day) 2017?a. The Heritage of Sport

b. Cultural Heritage and SustainableTourism

c. Past and Present Heritaged. Heritage and Science

3 (b)

134. In April, 2017, the USA droppedMOAB (Massive Ordinance Air Blastpopularly known as the Mother of All Bombs) in the suspected hideouts ofmilitants in which one of thefollowing countries?a. Iran b. Syriac. Afghanistan d. Somalia

11

3 (c) The USA dropped the ‘mother of allbombs’ , the most powerful conventionalbomb in the American arsenal, on anIslamic State cave complex in Afghanistan.The strike was the first combat use of whatis formally named the GBU-43/B MassiveOrdinance Air Blast.

135. Intake of which one of thefollowing food components should beminimised by patients having GoutyArthritis due to elevated serum uricacid level?a. Food fibres b. Nucleic acidsc. Lipids d. Carbohydrates

3 (b) Gouty Arthritis is a disease due todefect in purine (a component of nucleicacid) metaboslim that causes an excess ofuric acid and its salts (urates). The uricacid level is raised in the blood. Whencyrstals of uric acid salts (e.g. sodiumurate) assumulate in the joint, it causes Gouty Arthritis. Intake of nucleic acids richfood will promote the disease. So, thepatients of Gouty Arthritis arerecommended to take such food that arelow in nucleic acids components. Foodfibres, lipid and carbohydrates rich foodare taken is normal balanced diet.

136. Which one of the followingstatements about microbes is notcorrect?a. They are used in sewage treatment

plants.

b. They are used in industrial fermentersfor the production of beverages.

c. No antibiotic has been obtained fromany microbe.

d. They are used to get many bioactivemolecules for the treatment ofdiseases.

3 (c)

137. Golden rice is agenetically-modified crop plant where the incorporated gene is meant forbiosynthesis ofa. Omega-3 fatty acids b. Vitamin-Ac. Vitamin-B d. Vitamin-C

3 (b)

138. An object moves in a circularpath with a constant speed. Whichone of the following statements iscorrect?a. The centripetal acceleration of the

object is smaller for a gentle curve(i.e., curve of larger radius) than thatfor a sharp curve (i.e., curve ofsmaller radius).

b. The centripetal acceleration is greaterfor a gentle curve than that for asharp curve.

c. The centripetal acceleration is thesame for both, the gentle and sharpcurves.

d. The centripetal acceleration causesthe object to slow down.

3 (a) For a uniform circular motion, thesharper the curve and the greater yourspeed.

139. The force acting on a particle ofmass m moving along the x-axis isgiven by F x Ax Bx( ) = −2 . Which oneof the following is the potentialenergy of the particle?

a. 2Ax − B b. − x 2

6 (2Ax − 3B)

c. Ax 3 − Bx 2 d. Zero

3 (b) U x( ) = − +∫ f x dx Ux

x

x( ) ( )0

0

(For one dimension motion)

= − − + = − −

∫ ( ) ( )Ax B U

Ax Bxx

x2

0

3 2

0 3 2x

= − −

2 3

6

3 2Ax Bx = − −x

A z B2

62 3[ ]

140. The symbol of SI unit ofinductance is H. It stands fora. Holm b. Halogen c. Henry d. Hertz

3 (c) H stands for Henry. Here 1 Henry isequal to one kilogram meter squared persecond squared per ampere squared i.e.,

∴ 1 H = 1 kgm 2s−2A−2

141. In a vacuum, a five-rupee coin, a feather of sparrow bird and a mangoare dropped simultaneously from thesame height. The time taken by themto reach the bottom is t1 , t2 and t3

respectively. In this situation, we willobserve thata. t t t1 2 3> > b. t t t1 3 2> >c. t t t3 1 2> > d. t t t1 2 3= =

3 (d) We know that

V u gt= + ,

tV u

g= −

Where V = 0, u and g are same in all thethree conditions.

So, t t t1 2 3= = (as there is zero airresistance)

142. Electron emission from ametallic surface by application of light is knwon asa. Thermionic emissionb. Photoelectric emissionc. High field emissiond. Autoelectronic emission

3 (b)

143. How long does light take toreach the Earth from the Sun?a. About 4 minutes b. About 8 minutesc. About 24 minutes d. About 24 hours

3 (b) Distance of Earth from Sun = 150million km, speed of light = ×3 105 km/s

Thus time =×

150

3 15

million km

km / sec

= 8 m in 20 sec

144. Radioactivity is measured bya. GM Counter b. Polarimeterc. Calorimeter d. Colorimeter

3 (a)

145. The mirrors used as rear-viewmirrors in vehicles area. concave b. convexc. cylindrical d. plane

3 (b) Rear view mirrors are convex mirrorbecause these mirrors provide a widerviewing angle than a plane mirror.

146. Which one of the followingwaves is used for detecting forgery incurrency notes?a. Ultraviolet waves b. Infrared wavesc. Radio waves d. Microwaves

3 (a) Ultraviolet waves are used fordetecting forgery in currency notes.

147. The majority charge carriers in ap-type semiconductor area. free electronsb. conduction electronsc. ionsd. holes

3 (d) Silicon and germanium doped withelectron deficit impurities are called p-typesemiconductors. When S ior Ge is dopedwith group 13 elements like B or Al whichcontains only 3 valence electrons in theplace of fourth electron, a hole is created.This is called electron hole or electronvacancy.

148. The ionisation energy ofhydrogen atom in the ground state isa. 13 6. Me V b. 13 6. eV

c. 13 6. Joule d. Zero

3 (b) The ionisation energy of hydrogenatom in the ground state is 13.6 eV.

149. When pure water boilsvigorously, the bubbles that rise tothe surface are composed primarily ofa. airb. hydrogenc. hydrogen and oxygend. water vapour

3 (d) When pure water boils, the bubblesthat rise to the surface are composedprimarily of water vapour.

150. Which compound, whendissolved in water, conductselectricity and forms a basic solution?a. HCl b. CH3COOH

c. CH3OH d. NaoH

3 (d)

12