Namma Kalvi | 11th Zoology Government Model Question Papers · ZOOLOGY CLASS: 11 Time Allowed: 2.30...

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STATE COUNCIL OF EDUCATIONAL RESEARCH AND TRAINING, CHENNAI - 6

ZOOLOGY

CLASS: 11

Time Allowed: 2.30 Hours Maximum Marks: 70

Instructions:

i. Check the question paper for fairness of printing.

ii. Use Blue or Black ink to write and underline and pencil to draw diagrams:

அறி ைரக : 1. அைன வனா க ச யாக பதிவாகி உ ளதா

எ பதைன

ச பா ெகா ள .

2. நல அ ல க ைமயைன ம ேம

எ வத

அ ேகா வத பய ப த ேவ .

பட க வைரவத

ெப சி பய ப த .

SECTION - I

(15X1=15)

Note: i. Answer all the questions.

ii. Each question carries 1 mark.

Choose the most suitable answer from the given four alternatives and write the option code and the corresponding answer (or) Write the answers.

றி :

i) அைன வனா க வைடயள க

Namma Kalviwww.nammakalvi.org

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ii) ெகா க ப ட நா வைடகள மிக

ஏ ைடய வைடயைன ேத ெத

றிய ட வைடயைன ேச எ த

(அ ல ) வைடைய எ த .

1. Match Column I with Column II and Choose the correct option.

Column I Column II

1. Pila - i) Devil fish

2. Dentalium - ii) Chiton

3. Chaetopleura - iii) Apple snail

4. Octopus - iv) Tusk shell

a) 1 – ii, 2 – iv, 3 – iii, 4 – i

b) 1 – iii, 2 – iv, 3 – ii, 4 – i

c) 1 – iv, 2 – iii, 3 – ii, 4 – i

d) 1 – iv, 2 – ii, 3 – i, 4 – iii

1. ப தி I ம ப தி IIைய, ெபா தி ச யான வைடைய

ேத ெத .

ப தி – I ப தி – II

1. ைபலா - i. ேப ம

2. ெட டாலிய - ii. ைகடா

3. கி ேடாப ரா - iii. ஆ ப ந ைத

4. ஆ ேடாப - iv. த த ஓ

a) 1 - ii, 2 - iv, 3 - iii, 4 – i b) 1 – iii, 2 – iv, 3 – ii, 4 – i c) 1 – iv, 2 – iii, 3 – ii, 4 – i d) 1 – iv, 2 – ii, 3 – i, 4 – iii

2. Read the given statement and choose the correct option. Statement 1: All triploblastic animals are eucoelomates Statement 2: They have a false coelom.

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a) Statements 1 and 2 are incorrect b) Statement 1 is incorrect but statement 2 is correct c) Statements 1 and 2 are correct d) Statement 1 is correct but statement 2 incorrect

2. ெகா க ப ள ைற ப ச யானவ ைற ேத ெத .

– 1 – வ வல க அைன உ ைமயான

உட ழி

உைடயைவ.

– 2 – இைவ ேபாலி உட ழி உைடயைவ.

அ) 1 ம 2 தவறானைவ

ஆ) 1 தவறான ஆனா 2 ச யான

இ) 1 ம 2 ச யானைவ

ஈ) 1 ச யான ஆனா 2 தவறான

3. Select the correctly matched pair

a) Squamous epithelium – Digestive tract

b) Cuboidal epithelium – Kidney glomeruli

c) Columnar epithelium – Kidney tubules

d) Ciliated columnar epithelium - Fallopian tube

3. ச யாக ெபா திய இைணைய ேத ெத க

அ) த ைட எ ப தலிய - உண பாைத

ஆ) கனச ர எ ப தலிய - சி நரக

ேளாம ைள

இ) வ வ எ ப தலிய - சி நரக ழ க

ஈ) இைழ ெகா ட வ வ எ ப தலிய - அ ட நாள

4. Choose the wrong statement

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a) Cardiac muscles of the heart is striated and has intercalated discs

b) Neuroglia makes up more than one half of the volume of neural tissue in our body

c) Adipose is a type of dense connective tissue located beneath the heart

d) Compound epithelium has a limited role in secretion and absorption

4. தவறான ைற ேத ெத .

அ) இதய தைசக வ ைடயைவ ம ெச லிைட த கைள

ெகா டைவ.

ஆ) நம உடலி உ ள நர தி வ கன அளவ பாதி

ேமலாக

நி ேராகிளயா ெச க காண ப கி றன.

இ) இதய தி அ ய காண ப அட வான இைண தி

அ ேபா

தி என ப .

ஈ) எ ப தலிய ர தலி உறி தலி சிறிதளேவ

ப ெகா கி றன.

5. Choose the wrongly matched pair

a. Malpighian tubules - Excretion b. Crop - Grinding food c. Antennae - Sensory receptors d. Metathorax wings - Helps in flight

5. தவறாக ெபா திய இைணைய ேத ெத .

அ) ம பஜிய ழ க - கழி ந க

ஆ) தன ைப - உண அைர த

இ) உண இைழ - உண ஏ ப

ஈ) ப மா இற ைக - பற தலி உத கிற

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6. Name the major cell type found in dense connective tissue.

6.அட வான இைண தி வ உ ள கிய ெச வைக எ ?

7. Which one of the following structures in Lampito mauritii is correctly matched with its function

a) Typhlosole - Storage of nutrients b) Gizzard - Aids in absorption c) Setae - Defense against pathogens d) Clitellum - Secretes cocoon

7.லா ப ேடா மா ய எ த அைம பண ட ச யாக

ெபா தி ள

என க டறிக.

அ) ேலாேசா - உண ெபா கைள ேசமி த

ஆ) அைரைவ ைப - உண ெபா கைள உ த

இ) உட சீ டா - ேநா கி மி எதிராக ெசய ப த

ஈ) கிைளெட ல - க ைட ைட ர த

8. Presence of gills in the tadpole of frog indicates that a) Fishes were amphibious in the past b) Fishes evolved from frog like ancestors c) Adult frogs will possess gills in the future d) Frogs evolved from gilled ancestors

8. தவைளய தைலப ர ைடய காண ப ெச க எைத

றி கிற ?

அ) ம க இ வா வகளாக இ தைத றி கிற

ஆ) ம க தவைள ேபா ற ேனா ய இ ேதா றியைவ

இ) தவைளகள எதி கால தி ெச க ேதா றலா

ஈ) தவைளக ெச க ெகா ட தாைதய இ ேதா றி

இ கலா

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9. Match Column I with Column II and choose the correct option Column I Column II

1. Parietal cells - i. mucus 2. Goblet cells - ii. wall of the small

intestine 3. Crypts of Leiberkuhn - iii. HCl 4. Chief cells - iv. Walls of the large

intestine v. Gastric enzymes

a) 1 – (v), 2 – (i), 3 – (ii), 4 – (iii) b) 1 – (iii), 2 – (v), 3 – (i), 4 – (ii) c) 1 – (iv), 2 – (i), 3 – (v), 4 – (iii) d) 1 – (iv), 2 – (iii), 3 – (i), 4 – (v)

9. ப தி – I ம ப தி – IIைய ெபா தி ச யான வைடைய

ேத ெத .

ப தி – I ப தி – II

1. வ ெச - (i) ேகாைழ

2. ேகா ைப வ வ ெச - (ii) சி ட வ றி

உ ள

3. லிப க ம க - (iii) Hcl

4. த ைம ெச க - (iv) ெப ட

வ றி உ ள

- (v) இைர ைப ெநாதிக

a) 1 – (iii), 2 – (i), 3 – (ii), 4 – (v) b) 1 – (iii), 2 – (v), 3 – (i), 4 – (ii) c) 1 – (iv), 2 – (i), 3 – (v), 4 – (iii) d) 1 – (iv), 2 – (iii), 3 – (i), 4 – (v)

10. Your friend comes to the school after taking two days leave saying

that he is not feeling well. His eyes and nails are slightly yellow. These

symptoms are related to

i) Jaundice b) Emphysema c) Peptic ulcer d) Pneumonia

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10.உ ைடய ந ப இர நா க வ ப ப ம

ப ள வ ைக த தன உட நிைல ச ய ைல என

கிறா . அவ ைடய நக ம க க ச ம ச

நிறமாக உ ள . இ த அறி றிக எ த ேநா ட

ெதாட ைடய .

அ) ம ச காமாைல ஆ) எ ைபசீமா இ) வய ஈ)

நிேமானயா

11. Choose the incorrect statement from the following:

a) Bile juice emulsifies the fat.

b) Chyme is the digested acidic food in the stomach.

c) Pancreatic lipase converts lipid into fatty acid and glycerol.

d) Enterokinase stimulates the secretion of pancreatic juice.

11.தவறான ைற க ப .

அ) ப த ந ெகா ைப பா மமா கிற .

ஆ) இைற ைபய ெச மான அைட த அமில த ைமயான உண

இைற ைப பா ஆ .

இ) கைணய லி ேப க ெகா ைப ெகா அமில ம

கிள சராலாக

மா கிற .

ஈ) எ ேராைகேனா கைணய ந ர தைல கிற .

12. Trypsinogen Name the enzyme ? Trypsin

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12. ஸிேனாஜ ெநாதிய ெபயைர றி ப க ?

ஸி

13. Which of the following factors is not favourable for the formation of oxyhaemoglobin?

a. High PO2

b. Low temperature c. Less H+ concentrations d. High PCO2

13. ஆ ஸிஹேமா ேளாப உ வாக சாதகம ற ழ நிைல எ ?

அ) அதிக PO2

ஆ) ைறவான ெவ பநிைல

இ) அதிக H+ ெசறி

ஈ) அதிக PCO2

14. Blood group is determined by the presence of________

a) Antigens on the surface of WBC

b) Antibodies on the surface of RBC

c) Antigens on the surface of RBC

d) Antibodies on the surface of WBC

14. இர த வைக இதனா நி ணய க ப கிற ?

அ) இர த ெவ ைளய கள ேம ற தி உ ள

ஆ ெஜ களனா

ஆ) இர த சிவ ப கள ேம ற தி உ ள

ஆ பா களனா

இ) இர த சிவ ப கள ேம ற தி உ ள

ஆ ெஜ களனா

ஈ) இர த ெவ ைளய கள ேம ற தி உ ள

ஆ பா களனா

15. Organism which live in saline condition.

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15.உ த ைம ள நிைலய வா உய ன க

_________ என ப .

SECTION – II

(6X2=12) Answer any six of the following. Question No. 21 is compulsory. Each question carries 2 marks. Answer in about 30 words.

ப - II (6X2=12)

எைவேய ஆ வனா க வைடயள . வனா எ 21-

வைடயள ப க டாயமா .

16. Differentiate probiotic from pathogenic bacteria

16. பய த பா யாைவ ேநா கி பா யாவலி

ேவ ப க.

17. Brief about Metagenesis in Cnidarians?

17. நிேட யாவ நைடெப ெம டாெஜனசி ப றி

கமாக எ க.

18. Tissues are called the living fabrics of an organisms – Elucidate

18. தி க உய ன கள க டைம என அைழ க ப கிற

காரண

த க.

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19.How are pigeons adapted for aerial mode of life?

19. றா க பற த கான தகவைம கைள எ வா

ெப ளன.

20.Name the segments of the walking legs of cockroach.

20. கர பா சிய நட கா கள ப திக யாைவ?

21.List the possible reasons for peptic ulcer. How can it be

prevented?

21. வய ஏ ப வத கான காரண கைள றி ப ?

அவ ைற

எ வா த கலா ?

22.Why are villi present in the small intestine and not in the stomach?

22. ட சிக சி டலி காண ப கிற ஏ இைர ைபய

காண ப வதி ைல?

23.How does the entry of food particle into trachea is prevented when

swallowing?

23.உண வ க ப ேபா ழாய உண

ைழவ எ வா

த க ப கிற ?

24.What is chloride shift and why does it occur?

24. ேளாைர இடமா ற எ றா எ ன? அ எ வா

நிக கிற ?

SECTION – III

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(6X3=18) Answer any six of the following. Question No. 30 is compulsory. Each question carries 3 marks. Answer in about 45 words.

ப - III (6X3=18)

எைவேய ஆ வனா க வைடயள . வனா எ 30-

வைடயள ப க டாயமா .

25.Differentiate schizocoelom from enterocoelom.

25.ைசேசாசீல ைத எ ேராசீல தி இ ேவ ப க.

26.Write about the excretory organs in Arthropods.

26. க காலிகள கழி ந க உ கைள ப றி றி ப க.

27.What happens during nitrogen narcosis?

27.ைந ரஜ நா ேகாஸி ய ெபா எ ன நிக ?

28.Define vermitech.

28.ம ெதாழி ப எ றா எ ன?

29.Comment on the functions of alary muscles in cockroach?

29.கர பா சிய காண ப அல தைசகள ேவைலகைள

வள க .

30.Observe the animal given below and answer the following questions

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a. Identify the animal

b. What type of symmetry does this animal exhibit?

c. Is this animal Cephalized?

d. How many germ layers does this animal have?

e. How many openings does this animal’s digestive system have?

f. Does this animal have neurons?

30. கீேழ ள வல கிைன உ ேநா கி கீ க ட

வனா க வைடயள .

அ) வல கிைன க டறி அத ெபயைர க.

ஆ) இ ய ய ந கா சம சீ த ைம எ தைகய ?

இ) இ ய ய தைலயா க காண ப கிறதா?

ஈ) இ வல கி எ தைன அ க உ ளன?

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உ) இ வல கி ெச மான ம டல தி எ தைன திற க

காண ப ?

ஊ) இ வல கி நர ெச க உ ளனவா?

31.Comment on the squamous epithelial cells lining the walls of the alveoli.

31. ைரயரலி கா ைபகள ள த ைட எப தலிய

ெச கைள

ப றி றி ப க.

32. a. Name the components of the formed elements in the blood.

b. Mention one major functions of each one of them.

32. அ) மனத இர த தி உ ள ஆ க க யாைவ?

ஆ) அைவக ஒ ெவா றி ஒ கிய பணைய

றி ப க.

33.Label A,B,C,D,E and F in the given diagram.

33.ெகா க ப ள பட தி A,B,C,D,E ம F பாக கைள

றி க .

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SECTION - IV

(5X5=25)

Answer all the questions

ப – IV (5X5=25)

அைன வனா க வைடயள .

34.(A) i) Who proposed the three domain classification?

ii) On which basis three domain classification was classified?

iii) How does domain Archae differ from the domain Eukarya.

iv) What type of ribosome is seen in domain bacteria and domain

eukarya?

v) How are the animals in domain eukarya classified?

(or)

B. i) List the features that all vertebrates show at some part in

their development.

ii) Write the chordate characters that are retained in adult

tunicates.

iii)How do frogs respire during Aestivation and hibernation?

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34. அ) i) ேப ல வைக பா யாரா

ெமாழிய ப ட ?

ii) ேப ல வைக பா எத அ பைடய

வைக ப த ப ள ?

iii)ேப ல ஆ கியா எ வா ேப ல

ேக யாவலி

ேவ ப கிற .

iv)ேப ல பா யா ம ேப ல ேக யாவ

எ வைகயான

ைரேபாேசா க காண ப கி றன?

v) ேப ல ேக யாவ வல க எ வா வைக

ப ப ள ?

அ ல

ஆ) i) ஒ றி ப ட வள சி நிைலய அைன

ெக ப கள

காண ப ெபா வான ப கைள ப யலி க.

ii) தி உய னேக கள த க ைவ க ப ள

நாணகள

ப கைள றி ப க.

iii) ேகாைடகால உற க ம ள கால உற க ஆகிய

நிக வ ேபா

தவைளகள எ வா வாச நைடெப கிற ?

35.(A) i) Write the ill-effects caused due to smoking.

ii) Name the substance in tobacco that causes addiction

and add a note on its effects.

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iii) What is meant by COPD?

(or)

(B) i) Differentiate between Blood and Lymph.

ii)Schematically represent blood coagulation in an injured blood

vessel.

35. அ. i) ைகப தலா ஏ ப தய வைள க யாைவ?

ii) ைகயைலய உ ள எ த ெபா

அ ைம பழ க ைத ஏ ப கிற ?

அவ ைற ப றி றி வைரக.

iii) COPD எ றா எ ன?

அ ல

ஆ.i) இர த தி நிணந இைடேய உ ள ேவ பா

யா ?

ii) சிைதவைட த இர த ழாய நைடெப இர த

உைறதைல வள

ெதாட வைரபட ல வள க.

36.(A) i) Brief about the respiratory system of cockroach? ii)Why is it said to be more efficient than that of earthworm.

iii)Write a flow chart depicting the passage of air in cockroach?

(or)

(B) The respiratory system includes the respiratory tract, the

respiratory organs and air sacs.

i) What type respiration is seen in pigeon?

ii) How many air sacs are present in pigeon. Name them?

iii) What are the functions of air sacs?

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36.அ) i)கர பா சிய வாச ம டல ைத வவ .

ii) ம வ வாச ைறைய ஒ ப ேபா

கர பா சிய வாச

ைற எ வா சிற த ?

iii) கர பா சிய வாசம டல தி கா

ெச பாைதைய

றி ப க.

(அ ல )

ஆ) i) றாவ காண ப வாச ைற எ வைகைய

சா த ?

ii) றாவ காண ப கா ைபகைள அவ றி

எ ண ைக

றி ப க.

iii) கா ைபகள பணக யாைவ?

37. A) i) Classify epithelial tissues.

ii) Why pseudostratified epithelium is called so? Give reasons.

iii) Write the importance of microvilli and goblet cells.

(or)

(B) Explain the difference between the Bohr effect and Haldane

effects?

37. அ) i) எப தலிய தி ைவ வைக ப க.

ii) ெபா ய எப தலிய ஏ அ வா

அைழ க ப கிற . காரண

18

.

iii) ைம ேராவ ைல ம ேகா ைப வ வ ெச கள

கிய வ ைத

றி ப க.

அ ல

ஆ.ேபா வைள ம ஹா ேட வைளைவ

ேவ ப க.

38. A) i) List out the economic importance of frogs.

ii) Explain the role of spiral valve in truncus arteriosus of frog.

iii) How will you identify the male frog during breeding season.

(or)

B) i) What are the functions of liver in the human body.

ii) Write short notes on any two fat soluble vitamins and add a note

on their deficiency symptoms.

38. அ) i)தவைளகள ெபா ளாதார கிய வ யா ?

ii)தவைளகள ர க ஆ ேயாசஸி காண ப

வா வ

பணகைள வள க?

iii)ஒ ஆ தைவளைய இன ெப க கால கள

எ வா க டறிவா ?

அ ல

ஆ) i)க ர மனத உடலி ேம ெகா கிய

பணகைள றி ப க.

19

ii) ஏேத இர ெகா ப கைர

ைவ டமி க அவ றி

ைற பா அறி றிகைள றி ப க.

1


ZOOLOGY - I

CLASS: 11


Instructions:


ii. Use Blue or Black ink to write and underline and pencil

to draw diagrams:

:

1. சாியாக பதிவாகி

.

2. ைமயிைன

.

.

SECTION - I

(15X1=15)



Choose the most suitable answer from the given four alternatives and write the

option code and the corresponding answer.iii. Write the correct answer for the questions without options.:

i)

ii)

.

Namma Kalviwww.nammakalvi.org

2

iii) உாிய பதிைல .

1. Which of the following is the correct sequence of taxonomicalhierarchy?

a) Class, Family, Phylum, Order, Genus and Speciesb) Phylum, Class, Order, Family, Genus and Speciesc) Phylum, Order, Family, Genus, Species and Classd) Class, Phylum, Order, Family, Genus and Species

1. சாியான வாிைச

அ. , , , வாிைச,ஆ. , , வாிைச, ,இ. , வாிைச, , ,ஈ. , , வாிைச, , .

2. Match the following zoological names with their common names.1. Ascaris lumbricoides - (i) Pin worm2. Enterobius - (ii) Round worm3. Wuchereria bancrofti - (iii) Hook worm4. Ancylostoma deuodenale – (iv) Filarial worm

1 2 3 4

a. ii i iv iiib. i ii iii ivc. ii i iii ivd. iii i ii iv

2..

1. - i)2. - ii)

3

3. - iii)4. - iv)

1 2 3 4அ. ii i iv iiiஆ. i ii iii ivஇ. ii i iii ivஈ. iii i ii iv

3. Assertion (A): Bilateral symmetry in Triploblastic animals isconsidered advantageous.

Reason (R): This helps animal in seeking food, locating mates andescaping from predators.

a) A and R are correct and R explains A.b) A and R are correct but R is not an explanation of A.c) A is true and R is wrong.d) A is wrong and R is true.

3. :

: , ,.

அ. சாி. சாியாக .ஆ. சாி. சாியாக .இ. சாி .ஈ. சாி.

4. Identify the tissues marked A and B in the given pictures.a) Adipose tissue and simple columnar epithelial tissueb) Reticular tissue and simple columnar epithelial tissuec) Adipose tissue and pseudo striated columnar epithelial tissued) Reticular tissue and pseudo striated columnar epithelial tissue

4

A B

4. A B- .அ.ஆ.இ.ஈ.

5. The male genital aperture is located at -------- segment. Number ofpenial setae in genital apertures is -------

a. 18th segment and 2 pairs b. 18th segment and a single pair

c.14th segment and 2 pairs d. 14th segment and a single pair.5.

அ. 18 2 இைண ஆ. 18 இைணஇ. 14 2 இைண ஈ. 14 இைண

6. Identify the type of nephridia of earthworm. Write the segment

where they are present.

a. Mega nephridium and 19th segment onwards.b. Micro nephridium and 14th segment onwardsc. Mega nephridium and 14th segment onwardsd. Pharyngeal nephridium and 5 to 9th segments

4

A B

4. A B- .அ.ஆ.இ.ஈ.








4

A B

4. A B- .அ.ஆ.இ.ஈ.








5

6. வைககயிைன . இைவ.

அ. ெமகா 19ஆ. 14இ. ெமகா 14ஈ. 5 9 வைர

7. Which one of the following is called wisdom teeth?a. Third molar, four in numberb. Third molar, two in numberc. Second molar, four in numberd. Second molar, two in number

7. என .அ. , 4ஆ. , 2இ. , 4ஈ. , 2

8. Which of the following is called “pace maker” of the heart?

a. AV node b. SA nodec. Purkinje fibre d. Bundle of His

8. “ ” என .அ. ஆ.இ. நாாிைழ ஈ.

9. What will happen if there is no Henle’s loop in the nephron of mammals?a. No urine formationb. No change in the quality and quantity of urinec. Formation of concentrated urined. Formation of dilute urine

6

9. பாநிைலைய ?

அ.ஆ.இ.ஈ.

10.Arrange the vertebrae in ascending order on the basis of their number1. Cervical Vertbrae 2. Thoracic vertebrae3. Lumbar vertebrae 4. Coccyx vertebra

a. 4,3,2 and 1 b. 4,3,1 and 2c. 3,4,2 and 1 d. 3,4,1 and 2

10..

அ. 4,3,2 1 ஆ. 4,3,1 2இ. 3,4,2 1 ஈ. 3,4,1 2

11.Match the number of spinal nerves in column I with their number given

in column IIColumn I Column II

P. Cervical nerves - i) 5 pairsQ. Thoracic nerves - ii) 1 pairR. Lumbar nerves - iii) 12 pairsS. Caudal nerves - iv) 8 pairs

a) P – IV Q – III R – I S - IIb) P – III Q – I R – II S - IVc) P – IV Q – I R – II S - IIId) P – II Q – IV R – I S – III

7

11. I- ெதாII- .

I IIP. - i) 5 இைணQ. - ii) 1 இைணR. - iii) 12 இைணS. - iv) 8 இைண

12. Which of the following hormones are referred as 3F hormones

a. Insulin and glucagonb. Adrenalin and nor-adrenalinc. Calcitonin and paratharmoned. Thymulin and thymosine

12. 3Fஅ. கஆ. -இ.ஈ.

13. Foetus development can be observed usinga. ultra sonogram b. X-rayc. ECG d. EEG

13.அ. ஆ. X- இ. ECG ஈ. EEG

14. Find the correctly matched pair

a. Karungalli - Schleicchera oleosab. Karuvelai - Acacia catechuc. Kumbadiri - Acacia niloticad. Lac insect - Laccifer lacca

8

14. சாியான .அ. - (Schleicchera oleosa)ஆ. - (Acacia catechu)இ. - ( Acacia nilotica)ஈ. - (Laccifer lacca)

15. Find out the name of the breed from the clues given1. Golden or light yellow coloured, good egg layers, delicious and

beak is long

2. This breed mature early and begin to lay eggs at the age of 5 or 6 months3. Pea comb is the important character of this breed.

a. 1. Brahma, 2. Leghorn and 3. Chittagongb. 1. Brahma 2. Chittagong and 3. Leghornc. 1.Chittagong, 2. Brahma and 3.leghornd. 1. Chittagong, 2. Leghorn and 3. Brahma

15.கீேழ.

1. இைவ ..

2. இைவ விைர 5 6.

3.அ. 1. 2. 3.ஆ. 1. 2. 3.இ. 1. 2. 3.ஈ. 1. 2. 3.

SECTION – II(6X2=12)

Answer any six of the following. Question No. 21 is compulsory.Each question carries 2 marks. Answer in about 30 words.

- II

9

(6X2=12)

விைடயளி. வினா 21-

.

16. Differentiate probiotic from pathogenic bacteria.16. .

17. Write down the significance of INOTAXA.17. INOTAXA .

18. a) Which is the largest phylum of the Kingdom Animalia?b) Write any two excretory organs of the organisms of the mentioned

phylum.

18. அ) ?ஆ)

.

19. a) Identify the muscle tissue mentioned below.

b) Write down the parts marked as X and Y.

19. அ. .

ஆ. X Y .

20. a) Red blood cells are produced in ---------

10

b) RBC production is enhanced by a renal hormone -------20. a) --------

b) ---------.

21. a) What is ornithine cycle?b) Where does it occur?

21. a) ?b) ?

22. Define - Spike potential.22. – ?

23. Write any two significance of Electro Encephalogram. (EEG)

23. (EEG).

24. Mention the three steps involved in lac cultivation.24. .

SECTION – III(6X3=18)


- III(6X3=18)


.

25. Observe the vertebrate animals given below (A and B). Write downany two common characters and unique characters of these animals.

A B

25. A B .

11

ப.

26. Define the terms a) Vermiwash and b) wormbin26. –

அ) ஆ.

27. What do you infer from Oxygen haemoglobin dissociation curve?27. நீ அறிவன யாைவ?

28. ‘Smoking is injurious to health’ – Justify the statement.28. ‘ ’- .

29. Differentiate Stenohaline and Euryhaline animals. Give examples.29. .

.

30. a) What is carpal tunnel?b) Write the differences between carpals and tarsals.

30. அ) ?ஆ)

.

31. a) Write the cause of Grave’s disease.b) Mention any four symptoms of this disease.

31. அ) யாைவ?ஆ) .

32. a) Identify the instrument given in this picture.b) Write the significance of this instrument.

12

32. அ) .

ஆ) .

33. Name any three fishes and three plants which are cultivated bythe technology called aquaponics.

33. உயிாி – ( ).

SECTION - IV(5X5=25)


– IV

(5X5=25)

விைடயளி.

34. Observe the following diagram and answer the following questions.

i. Mention the phylum of this animal.ii. What type of symmetry does the animal exhibit?iii. Name the special cells which helps in food capturing.iv. Name the larval form of this animal.v. How does the animal differ from cnidaria?

(OR)

a) Write an account on flight muscles of Columba livia.

12

32. அ) .

ஆ) .


33. உயிாி – ( ).



– IV

(5X5=25)




(OR)


12

32. அ) .

ஆ) .


33. உயிாி – ( ).



– IV

(5X5=25)




(OR)


13

b) How the female reproductive system of pigeon is adapted toaerial mode of life?

34. கீேழவிைட எ .

அ) .ஆ) ச ?இ) , வைக யாைவ?

ஈ) .உ) நிேடாியா

?( )

அ) .ஆ) க

?

35. Tabulate the functions and deficiency symptoms of fat soluble vitamins.(OR)

a) Identify the leucocytes labelled A to E in the following diagram.b) Write down the structure and functions of each type.

35..

( )

13





?( )

அ) .ஆ) க

?



35..

( )

13





?( )

அ) .ஆ) க

?



35..

( )

14

அ) கீேழ A E வைர.

ஆ) பணிகைள .

36. a) Name the four categories of exercises.b) List down the beneficial physiological changes of regular exercise.

(OR)

a) What are the components of limbic system?b) Why do we call limbic system as ‘emotional brain?’c) Write a note on brain stem.

36. அ) வைககைள .ஆ) விைளவாக

.

( )அ) யாைவ?ஆ) ‘ ’

?இ) வைரக.

37. a) Distinguish between hyper and hypo secretion of hormones with suitableexamples.

b) Explain the terms.i) Addison’s diseaseii) Cretinismiii) Gull’s disease

(OR)a) What is Piezo-electric effect?b) Write the clinical significance of Ultrasound imaging.

15

37. அ) மிைக.

ஆ) .i)ii)iii)

( )

அ) – ?ஆ)

யாைவ?

38. a) What are the characters of cultivable freshwater fishes?b) Explain how hypophysation technique is adopted in induced breeding of fishes?

(OR)

a) What is Multiple ovulation embryo transfer technique?b) Explain the methodology.c) What are the advantages?

38. அ) யாைவ?ஆ)

இன ?( )

அ) பல ?ஆ)

?இ) யாைவ?

1


ZOOLOGY - II

CLASS: 11


Instructions:


ii. Use Blue or Black ink to write and underline and pencil to draw diagrams:

: 1. சாியாக பதிவாகி

.

2. ைமயிைன

. பட

.

SECTION - I

(15X1=15)



Choose the most suitable answer from the given four alternatives and write the

option code and the corresponding answer.

iii. Write the correct answer for the questions without options.

:

i)

ii)

.

2

iii) உாிய பதிைல .

1. Find the correct matching pair.I. Aristotle - Father of modern TaxonomyII. Linnaeus - Father of classical TaxonomyIII. R.H.Whittaker - Three domain systemIV. Carl Woese and co-workers - Classification based on

difference in 16S rRNA genes

a. I and II b. II and III

c. III alone d. IV alone1. சாியான .

I. –II. –

III. . . –IV. ேபா – 16s rRNA

அ. I II ஆ. II III இ. III ஈ. IV

2. Which of the following organisms has lamelliform gills without operculum?

a. Petromyzon (Lamprey) b. Scoliodon (Shark)c.Exocoetus (Flying fish) d. Labeo (Rohu)

2. உயிாி

அ. ஆ.இ. ஈ. ேலபிேயா

3. Asssertion (A) : Pseudostriated epithelial cells are single layered but itappears to be multi-layered.

Reason (R) : Their nuclei lie at different levels in different cells.

(i) A and R are correct and R explains A.

3

(ii) A and R are correct but R is not an explanation of A.(iii) A is true and R is wrong.(iv) A is wrong and R is true.

3. : .பல .

:அ. சாி. சாியான .ஆ. சாி. சாியான .இ. சாி .ஈ. சாி.

4. Find the correct sequence in the life cycle of frog.

1. Internal gill stage 2. External gill stage 3.forelimb stage4. Tailed frog stage 5. Hind limb stag

a. 2,1,3,4 and 5 b. 2,1,4,3 and 5c. 2,1,5,4 and 3 d. 2,1,5,3 and 4

4. சாியான .1. நிைல 2. நிைல 3. நிைல4. தவைள 5. நிைல

அ. 2,1,3,4 5 ஆ. 2,1,4,3 5இ. 2,1,5,4 3 ஈ. 2,1,5,3 4

5. If you are a carbohydrate molecule (e.g. starch), in which organ are youlikely to encounter amylase first in the digestive system?

a. Stomach b. mouth

c. large intestine d. small intestine.

5. நீ ( : ) ,நீ ெநாதிைய ?

அ. ஆ. இ. ஈ.

6. Vital capacity ( VC) of lung is equal toa. IRV +ERV + TVb. (IRV + ERV + TV) – RV

4

c. IRV + ERV + TV+ RVd. IRV + ERV

6. (VC)

அ. IRV +ERV + TVஆ. (IRV + ERV + TV) – RVஇ. IRV + ERV + TV+ RVஈ. IRV + ERV

7. Which of the following statement is correct?a. All veins carry deoxygenated bloodb. All arteries carry deoxygenated bloodc. All veins carry deoxygenated blood except pulmonary vein.d. All arteries carry deoxygenated blood except pulmonary artery

7. சாியான .அ. .ஆ. .இ. சிைர தவிர

.ஈ. தமனிதவிர

.

8. The nature of urine for a person who is in long fasting, drinking onlywater.

a. Low amino acids in urineb. Low sugar level in urinec. Low urea in urined. Excess Sodium in urine

5

8. நீைர நிைல

அ. அமிேனாஆ. அதிகஇ.ஈ. அதிக

9. Observe the following picture and find out the type of joint and itslocation.

a. Gliding joint - Between carpelsb. Saddle joint - Between carpels and metacarpelsc. Hinge joint - Knee jointd. Ball and socket joint - between pectoral girdle and humerus

9. கீ வைக.

அ. -ஆ. ேசண -இ. -ஈ. -

இைடயிலான

10. Name the predominant positive ionic substance present inside the cell?

a. H+ b. K+ c. Na+ d. Ca++

6

10. அதிக அயனி ?

அ. H+ ஆ. K+ இ. Na+ ஈ. Ca++

11. Which of the following pairs of hormones are not antagonistic (oppositeeffects) to each other.

a. Parathormone - calcitoninb. Insulin - glucagonc. Aldosterone - atrial natriuretic factord. Relaxin - inhibin

11. இைண?

அ. -ஆ. -இ. - காரணிஈ. -

12.PET scan usesa. Radio isotopes b. U-V raysc. Ultra sound d. Infra Red rays

12. PET

அ. ஆ.

இ. ஈ.

13.Muscardine is a ---------------- diseasea. protozoan b. fungusc. bacterial d. viral

13. ________ .அ. ஆ.இ. ஈ.

7

14. Find out the name of the breed from the clues given.

1. Most popular commercial breed in India and originated from Italy.2. This breed is chiefly found in West Bengal.3. Breed popularly known for its massive body having heavy bones.4. This breed is known for its pugnacity, high stamina, majestic gait

and dogged fighting qualities.

a. 1. Brahma, 2. Leghorn, 3. Chittagong and 4. Aseelb. 1. Leghorn, 2. Chittagong, 3. Brahma and 4. Aseelc. 1.Chittagong, 2. Brahma, 3.Leghorn and 4. Aseeld. 1. Chittagong, 2. Leghorn, 3. Brahma and 4. Aseel

14. .1. , வணிகாீதியாக

.2. .3. ெபாிய , கனமான

.

4. ,ஆகியைவ .

அ. 1. 2. 3. 4.ஆ. 1. 2. 3. 4.இ. 1. 2. 3. 4.ஈ. 1. 2. 3. 4.

15. In the given cladogram, identify vertebrate classes marked A,B andC.

8

A B Ca. Fishes, amphibians reptilesb. amphibians reptiles mammalsc. amphibians reptiles birdsd. reptiles birds mammals

15. A,B & C.

A B Cஅ. ,ஆ.இ.ஈ.



- II (6X2=12)


.

16. Match the following animals with their larva.1. Cyclostomata - a) Ammocetes larva2. Ctenophora - b) Trochophore larva3. Cnidaria - c) Tadpole larva4. Hemichordata - d) Cydippid larva

8


15. A,B & C.




- II (6X2=12)


.


8


15. A,B & C.




- II (6X2=12)


.


9

e)Tornaria larvaf) Planula larva

16. .1. -2. -3. நிேடாியா -4. -

--

17. What is Ambulacral system? Mention its functions.

17. ? யாைவ?

18. Differentiate tight junction from adhering junction.18. :

19. a) Identify the connective tissue in the given picture.b) Mention any two regions which has this tissue.

19. அ) .ஆ) .

20.Write a note on unique structure present in the eyeball of pigeon.20. .

10

21. What are the formed elements of blood?21. யாைவ?

22. a) What is micturition?b) What are the indications of diabetes mellitus?

22. அ) ாிஷ ?ஆ) யாைவ?

23. Explain the term: lazy gates23. .

24.What does an artificial pacemaker do?24. ?

SECTION – III(6X3=18)


- III(6X3=18)


.

25. a) Who proposed the concept of seven kingdom system of

classification?

b) Arrange the following organisms on the basis of seven kingdom

system of classification.Banyan tree, Brown algae, Mushroom, Methanogens,Entamoeba, Lactobacillus and Man.

25. அ) ?

11

ஆ).

, , , , ,.

26. What are the morphological features that differentiate male and female cockroach?26. அறிய

யாைவ?

27. Doctor advises a patient who suffers from hepatitis, to take less fat diet. Givereason.

27. ,உணைவ . .

28. Explain how the inner wall of stomach acts as digestive gland.

28. ஜீரண

.

29. 1. Write the part marked A in the given diagram.

2. Explain how reabsorption process occur in that part.

29. அ) A .

ஆ)

.

12

30. What are the benefits of regular exercise?

30. யாைவ?

31. a) Which hormone is called ‘antidiuretic’ hormone?

b) What are the functions of that hormone?c) Mention the effect of its hyposecretion.

31. அ) ‘ ’ என ?

ஆ) யாைவ?

இ) .

32. a) Mention the name of the instrument given in the picture.

b) What are the clinical significance of this instrument?

32. அ) .

ஆ) யாைவ?

33. a) What are the bye products of poultry?

b) What are the common poultry diseases?

33. அ) பறைவ யாைவ?

ஆ) யாைவ?

13



– IV

(5X5=25)


34. a. In evolution which animal phylum possess truly segmented animals?b. Write the salient features of the animals of this phylum.c. Give any two examples.

(OR)a) Describe the structure of brain of pigeon.b) Explain how the structure is specialized for its aerial mode of life.

34. அ) உைடய?

ஆ) யாைவ?இ) .

( )அ) விவாி.ஆ)

என .

35. a) List out various disorders of respiratory system.b) Briefly describe the cause and symptoms of any three disorders.

(OR)

a) Briefly explain ABO blood groups with suitable table.

35. அ) .ஆ)

.( )

14

ஆ) ABO வைககைள.

36. a) Observe the given diagram and identify the parts labelled A,Band C.

b) Explain the structure of a typical long bone.

(OR)

a) Define the terms i) Thermoreceptors and ii) Photoreceptorsb) Differentiate between sympathetic and parasympathetic neural system.( Any

four points)

36. அ) A, B C

.

ஆ) மாதிாி .

( )

அ) :- அ) ஆ) ஒளி

ஆ)

. (4 )

15

37. a. Enumerate the role of kidney and gastro-intestinal tract as an endocrine glands.

(OR)b. A person is met with an accident resulting in head injury. Which imaging

technique the doctor will suggest first. Why?

37. அ) பாைத

விவாி.

( )

ஆ) .

? ?

38. Prawns are the most important aquatic crustacean cultured.

a) Write down the name of any four prawn species.b) Explain the method of culture of fresh water prawn.

(OR)a) What are the exotic breeds of duck?b) Write the peculiar characters of duck.c) What are the advantages of duck farming?

38. .

அ) .

ஆ) விவாி.

( )

அ) யாைவ?

ஆ) .

இ) யாைவ?

Namma Kalvi | 11th Zoology Government Model Question Papers · ZOOLOGY CLASS: 11 Time Allowed: 2.30...

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Transcript of Namma Kalvi | 11th Zoology Government Model Question Papers · ZOOLOGY CLASS: 11 Time Allowed: 2.30...