First Periodical Test in Science 6

7/22/2019 First Periodical Test in Science 6

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Republic of the Philippines

Department of Education

Region IV-A CALABARZON

Division of Cavite

DISTRICT OF TAGAYTAY

FIRST PERIODICAL TEST IN SCIENCE AND HEALTH VI

SY 2014-2015

Name:____________________________________ Date:_______________________

Grade VI- Section:___________________________ Teacher:____________________

Direction:1. Read and understand each item carefully. Choose the letter of the correct answer.

2. For open-ended questions, write the correct answer.

_____1. Which of the following organs make up the circulatory system?

A. heart, blood, blood vessels C. heart, blood vessels, stomach

B. blood, stomach, heart D. blood vessels, blood, brain

_____2. Which of the following part of the body correctly matched with its function?

A. Blood - carries nutrients and carbon dioxide to all parts of the body

B. Blood vesselsare the passage ways of the blood found all over the body.

C. Heartis a muscular organ that pumps blood to lungs and body.

D. All of the above.

_____3. Which part of the circulatory system carries the nutrients and removes waste from the

body cells?

A. arteries B. blood C. capillaries D. heart_____4. Why are platelets important to the body?

A. They carry oxygen to all parts of the body.

B. They give the blood its red color.

C. They make the blood clot to stop continuous bleeding.

D. They surround the germs and weaken them.

_____5. How do white blood cells defend the body against harmful bacteria?

A. by engulfing/killing the harmful bacteria C. by preventing its entrance to the body

B. by decreasing in number during infection D. by exploding them

_____6. Which carry blood back to the heart?

A. arteries B. veins C. capillaries D. aorta

_____7. A new born baby turns bluish when it cries. What disease does the baby have?

A. hemophilia B. anemia C. congenital heart disease D. hypertension

_____8. In the process of circulation, the blood has to pass through the lungs. Why is it

important for the blood to enter lungs?

1. to give off carbon dioxide

2. to pump more blood

3. to get fresh supply of oxygen

A. 1 only B. 1 and 2 C. 1 and 3 D. 1,2 and 3

_____9. A boy always bleeds profusely whenever he has cut in the skin. What would be the

reason?

A. There is much hemoglobin in his blood C. He has many white blood cellsB. There is less platelets in the blood D. He has many red blood cells

_____10. What should an anemic person eat?

A. lots of fried food C. iron-rich food

B. fatty food D. carbohydrate-rich food

_____11. What type of blood is called the universal donor?

A. Type A B. Type B C. Type AB D. Type O


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_____12. Which of the following practices can keep the circulatory system healthy?

I. Eating well-balanced diet III. Staying late at night

II. Drinking cups of coffee often IV. Eating fatty food every meal

A. I only B. II and III C. III and IV D. I and IV

_____13. Angelito and his friends bike around the community every afternoon after classes.

They play tennis every weekend. These activities are form of exercise. How doesexercise help make their circulatory system healthy?

A. It brings more blood to the muscles C. It raises body temperature

B. It makes one breathe faster D. It makes the heart strong and healthy

_____14. Which statement correctly describes the function of the circulatory system?

A. It is responsible for the distribution of food nutrients and oxygen and the elimination

of carbon dioxide and wastes from the different parts of the body.

B. It is the bodys communication network.

C. It coordinates and controls the different activities of the body.

D. It speeds up the heartbeat when the body is active or under emotional stress.

_____15. Which arrow diagram shows the correct path of the flow of blood around the body?

A. veins lungs heart arteries capillaries

B. veins heart capillaries lungs arteries heart artery

C. veins arteries heart capillaries heart lungs artery

D. veins heart artery lungs heart veins artery capillaries

_____16. How does cigarette smoking affect the cardiovascular system?

A. Smoking increased the risk of developing blood clots.

B. Smoking puts additional stress on the system that regulates the heart and blood

vessels.

C. Smoking lowers good cholesterol.

D. All of the above

_____17. Why should arteries be tough?A. to carry fresh blood to all parts of the body

B. to withstand the pressure of blood due to the pumping of the heart

C. To enable blood to exchange nutrients

D. to carry waste materials to the lungs

_____18. The heart pumps blood from the lungs to all parts of the body. Through which tube

does blood pass as it goes out of the lungs to the different parts of the body?

A. Valves B. Veins C. Venules D. Arteries

_____19. Green, yellow, red and orange vegetables contain carotene which prevents heart

disease and cancer. Which of the following vegetables have carotene?

A. Carrot C. TomatoB. Cucumber D. Eggplant

_____20. Why is circulatory system important in human body?

________________________________________________________________________

_____21. This illustration shows the human brain. What part of the brain is this?

A. the pons B. the cerebrum C. the cerebellum D. the skull_____22. What differentiate a neuron from an ordinary body cell?

A. nerve fibers B. cell body C. nucleus D. cytoplasm

_____23. Which of the following is a reflex action?

A. blinking of the eyelids C. inhaling and exhaling

B. beating of the heart D. circulation of the blood


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_____24. All of these are function of the brain except

A. serve as control center of the body

B. coordinates movements of the muscle

C. enables to do things automatically as a response to stimulus

D. enables to think, memorize and reason out

_____25. Which is the largest part of the brain that controls mental processes such as thinking,memorizing and decision making?

A. spinal cord B. cerebrum C. cerebellum D. medulla oblongata

_____26. In humans, which structure is primarily responsible for maintaining balance and

coordination of motor activities?

A. cerebrum B. spinal cord C. cerebellum D. medulla

_____27. A students ability to think about a question and answer it correctly is directly

controlled by the __________.

A. cerebrum B. spinal cord C. cerebellum D. medulla

_____28. When a person touches something hot, he immediately pulls his finger even before

he feels the pain. Which of the following explains this reflex action? The message _____.

A. does not reach the brain C. cannot be interpreted by the brain

B. is not important D. is not correctly sent by the sense organs

_____29. What is the usual path of messages received by the body from the environment?

A. brain nerves spinal cord sense organ

B. nerves sense organs brain spinal cord

C. spinal cord sense organ brain nerves

D. sense organ nerves spinal cord brain

_____30. Which of the following practices should be done to cope with grief and anxiety?

I. Have a vacation in a peaceful and clean place

II. Find time for recreation with the family.

III. Smoke and drink too much liquor.

IV. Work very hard day and night.

V. Talk about the problems with family and friends.

A. I, II, III B. II, III, IV C. III, IV, V D. I, II, V_____31. Jefferson is having a condition manifested by regular convulsion. His doctor said that

it is disorder of the brain affecting part or all of the brain. What kind of disorder is this?

A. Tuberculosis C. ParalysisB. Epilepsy D. Polio

_____32. Which of the following activities show ways of taking good care of the nervous system?

I. using leisure time wisely

II. having strong will, discipline and convictionIII. having a well-balanced diet

IV. smoking and drinking alcoholic beverages

A. I, II and IV B. II, III and IV C. I, II and III D. IV, III and II

_____33. To be physically healthy, which of the following activities will you avoid?

A. eating meals on time C. playing computer games until late at night

B. engaging in sports with friends D. regular exercise

_____34. When one easily get along with others, he/she is said to be____________.

A. emotionally depressed C. mentally unstable

B. physically healthy D. socially healthy

_____35.The following are some characteristics of person. Which best describe a healthyperson?

I. can get along well with others

II. feels good about oneself

III. thinks clearly

IV. gets sick easily

A. I, II and IV B. II, III and IV C. I, II and III D. IV, III and II


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_____36. A family just moved in a next door apartment. How can you make them feel welcome

to live in your neighborhood?

A. be friendly to them C. stare at them

B. borrow something from them D. ignore them whenever you see them

_____37. How will you describe a socially healthy person?

A. always withdraw himself from the group C. prefer to play alone most of the timeB. welcomes other people D. dislike other people

_____38. Why is the brain enclosed in the skull?

________________________________________________________________________

_____39. Who is considered physically healthy?

A. Ryan can run 1000 meter dash without getting tired.

B. Sarah easily get tired.

C. Catherine is overweight at her age.

D. Arthur is very thin and coughing.

_____40. You have a new classmate in school. You help him meet her classmates and invite him

to play games with others. What health need of is being met?

A. Mental Needs B. Social Needs C. Physical Needs D. Emotional Needs

_____41. What happens when there is too much carbon dioxide in the air?

A. Heat escape into the space. C. Heat is trapped in the atmosphere.

B. The atmosphere becomes cold. D. The earth becomes cold.

_____42. What gases are exchanged between plants and animals?

A. oxygencarbon dioxide C. nitrogencarbon dioxide

B. oxygennitrogen D. sulfurnitrogen

_____43. It is the specific area in which living and non-living things staying and working

together.

A. Ecosystem B. Food Chain C. Food Web D. Surrounding

Shown below is a food web. The arrow symbol ( ) means eaten by.

____44. Which of the following food chain can be taken from the food web?

A. rice plant snake chicken worm

B. rice plant worm eagle rat

C. rice plant rat snake eagle

D. rice plant chicken rat worm

_____45. What is the producer in the food web?

A. chicken B. Eagle C. Rice plant D. Worm

_____46. What is the first order consumer in the food web?

A. chicken B. eagle C. rice plant D. snake

_____47. What are the processes involved in the carbon dioxideoxygen cycle?

A. digestion and circulation C. respiration and circulation

B. evaporation and condensation D. photosynthesis and respiration

Rice plant

Snake

Worm

Eagle

Chicken Rat


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_____48. Compost came from decaying leaves, manure, and other plants and animal wastes.

Which group of living things causes decay of plant and animal wastes?

A. bacteria B. tiny insect C. land snail D. rock and sand bag

_____49. What are the biotic components in an ecosystem?

A. water, sunlight, air, soil C. fish, water, stone, worm

B. snail, plants, fish, insect D. rocks, water, pebbles, air_____50. Why are decomposers important?

A. They break down complex waste into simple materials.

B. They provide carbon dioxide and oxygen to the soil.

C. They depleted the soil of nitrogen and other minerals.

D. They make the soil dry.

Study the flow of gases in carbon dioxide and oxygen cycle.

_____51. What gas does I and II represent?

A. I- Oxygen, II- Carbon dioxide C. I- Carbon dioxide, II- Oxygen

B. I- Oxygen, II- Other gases D. I- Other gases, II- Carbon dioxide

_____52. How do plants utilize carbon dioxide from the air?

A. Carbon dioxide act as pollution absorbers for the treesB. Carbon dioxide is needed to sustain mans life activities.

C. Plants release carbon dioxide for the animals.

D. Plants absorb carbon dioxide from the air for photosynthesis.

_____53. Which of the following does not contribute to the disruption of oxygen-carbon

dioxide cycle?

A. continuous cutting down of trees C. use of dynamite in fishing

B. burning fossil fuels on motor vehicle D. planting trees

_____54. What is the waste product of respiration?

A. oxygen B. nitrogen C. carbon dioxide D. sulfur

_____55.Which substance was banned to be used in industrialized and developing countries

because of its harmful effect to the ozone layer?

A. chlorophyll B. chlorofluorocarbon C. helium D. collagen

_____56. Which of the following products do not come from forest?

A. fruits, nuts, grains C. wood, paper, twine

B. glass, plastic D. drugs, dye, resins

_____57. Trees are being cut down in many places of the world. If this continues, which of the

following will happen to the nature?

I. The atmosphere will become warmer.

II. There will be more destructive floods in many places.

III. More places will experience drought in summer.

A. I only B. II only C. III only D. I, II and III_____58. Which of the following DO NOT upsets ecological balance?

A. deforestation C. production of air pollutants

B. presence of air pollution D. illegal logging

_____59. Which of the following may NOT contribute to air pollution?

A. smoke belching B. cutting down of trees C. burning of garbage D. tree planting

I

II


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_____60. Whys is deforestation harmful to animals?

A. it destroys their natural habitat C. it provides them more protection from enemies

B. it enables them to multiply rapidly D. it gives them more space to move about

_____61. When is overpopulation considered a benefit?

A. when it encourages the spread of contagious diseases

B. when it destroys our natural resourcesC. when it depleted our food resources

D. when it supplies manpower needs

_____62. What problem may NOT occur due to growing population?

A. food shortage B. water shortage C. space shortage D. abundance of food supplies

_____63. A big population needs more vehicle for transportation. What problem can this bring?

A. water pollution B. air pollution C. noise pollution D. soil pollution

_____64. How can rapid population growth be controlled?

A. population information C. death rate increase

B. family planning D. birth rate increase

_____65. What presidential decree number requires couples planning to marry to attend

seminar on family planning?

A. PD 695 B. PD 569 C. PD 965 D. PD 956

_____66. What causes health problem in overcrowded places?

A. poor diet B. pollution C. dirty surroundings D. all of these

_____67. Which of the following statement about over population and its effect on

environment is true?

A. as population grows, less garbage is produce

B. as population becomes big, there is lack of space for housing

C. as population increases, supply of food increases

D. as population increases, less water is needed

68-70 Give three reasons why forests are important.

68.

69.

70.

71-75 Give five human activities that disrupt or destroy the cycles in an ecosystem.

71.

72.

73.

74.

75.

Good Luck and God bless!


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Republic of the Philippines

Department of Education

Region IV-A CALABARZON

Division of Cavite

DISTRICT OF TAGAYTAY

FIRST PERIODICAL TEST IN SCIENCE AND HEALTH VI

SY 2014-2015

KEY to CORRECTION

1. A

2. D

3. B

4. C

5. A

6. B

7. C

8. C

9. B

10. C

11. D

12. A

13. D

14. A

15. D

16. B17. B

18. D

19. A

20. Circulatory system is

important because it

transport necessary

nutrients and oxygen to all

parts of the body

21. C

22.A23. A

24. C

25. B

26. C

27. A

28. A

29. D

30. D

31. B

32. C

33. C

34. D

35. C

36. A

37. B

38. Because skull protects

the brain

39. A

40.B41. C

42. A

43. A

44. C

45. C

46. A

47. D

48. A

49. B

50. A

51. A

52. D

53. D

54. C

55. B

56. B

57. D

58. A

59. D

60. A

61. D

62. D

63.B

64. B

65. C

66. D67. B

68. It provides shelter to

animals.

69. It gives food for man and

animals

70. It helps prevent flood.

71. Kaingin System

72. Illegal Logging

73. Dynamite Fishing

74. Use of chemicals such aschlorofluorocarbon

75. Urbanization


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First Periodical Test in Science 6

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