PLE Integrated Science — 2026 Mock 1

2026 · Mock

100

Questions

135

Minutes

This paper has two sections: A and B. Section A has 40 questions (1 mark each); Section B has 15 questions (4 marks each). Answer ALL questions. Calculators are NOT allowed.

Time Remaining 00:00

Question 1 of 100

1 1. Name the vaccine that protects a child against tuberculosis.

Marks: 1 points

2 2. State one way of preventing the spread of cholera in a village.

Marks: 1 points

3 3. Give one sign of a child suffering from kwashiorkor.

Marks: 1 points

4 4. Name one disease against which a baby is immunised.

Marks: 1 points

5 5. The diagram below shows the human respiratory system. Name the part marked A.

Marks: 1 points

6 6. In the diagram of the respiratory system above, state the function of the part marked B.

Marks: 1 points

7 7. Name the vitamin that the human body gets from sunshine.

Marks: 1 points

8 8. Name the disease that is caused by lack of vitamin A in the body.

Marks: 1 points

9 9. Mention one drug that is commonly abused by people in the community.

Marks: 1 points

10 10. Give one method of preserving food in the home.

Marks: 1 points

11 11. Name the germ (causative agent) that causes malaria in humans.

Marks: 1 points

12 12. Name the process by which green plants make their own food.

Marks: 1 points

13 13. Name the gas that green plants give out during photosynthesis.

Marks: 1 points

14 14. State one condition that is necessary for the germination of a seed.

Marks: 1 points

15 15. Name the part of a plant where photosynthesis mainly takes place.

Marks: 1 points

16 16. Give one example of a leguminous crop grown in Uganda.

Marks: 1 points

17 17. Name the type of root system found in a maize plant.

Marks: 1 points

18 18. The diagram below shows a section through a human tooth. Name the part marked A.

Marks: 1 points

19 19. In the diagram of the tooth above, state the function of the part marked B.

Marks: 1 points

20 20. Name the part of a flower that develops into a fruit after fertilisation.

Marks: 1 points

21 21. Give one agent (means) by which seeds are dispersed.

Marks: 1 points

22 22. Name one crop that is propagated using stem cuttings.

Marks: 1 points

23 23. Name the digestive juice that begins the digestion of food in the mouth.

Marks: 1 points

24 24. Name the largest bone in the human body.

Marks: 1 points

25 25. Name the organ that pumps blood to all parts of the body.

Marks: 1 points

26 26. Name the sense organ that is used for smelling.

Marks: 1 points

27 27. Name the part of blood that carries oxygen around the body.

Marks: 1 points

28 28. Name the group of animals to which a frog belongs.

Marks: 1 points

29 29. Give one example of a bird that is kept on a farm (poultry).

Marks: 1 points

30 30. Name the young one of a cow.

Marks: 1 points

31 31. Name one insect that undergoes complete metamorphosis.

Marks: 1 points

32 32. Name one disease of poultry that can be prevented by vaccination.

Marks: 1 points

33 33. Name the natural source of energy that lights the earth during the day.

Marks: 1 points

34 34. Name a simple machine that is used to draw water from a deep well.

Marks: 1 points

35 35. Name the type of energy that is stored in a dry cell.

Marks: 1 points

36 36. State one property of a magnet.

Marks: 1 points

37 37. Name the process by which water changes into water vapour.

Marks: 1 points

38 38. Name the instrument that is used for measuring the amount of rainfall.

Marks: 1 points

39 39. Give one way of conserving soil on a hilly area.

Marks: 1 points

40 40. Name one natural source of water found in a village.

Marks: 1 points

41. The diagram below shows a section through the human heart. Study it and answer the questions that follow.

Study the diagram of the human heart and answer the questions about it.

41 (a) Name the blood vessel marked A.

Marks: 1 points

41. The diagram below shows a section through the human heart. Study it and answer the questions that follow.

Study the diagram of the human heart and answer the questions about it.

42 (b) Name the chamber of the heart marked B.

Marks: 1 points

41. The diagram below shows a section through the human heart. Study it and answer the questions that follow.

Study the diagram of the human heart and answer the questions about it.

43 (c) Name the chamber that pumps blood to all parts of the body.

Marks: 1 points

41. The diagram below shows a section through the human heart. Study it and answer the questions that follow.

Study the diagram of the human heart and answer the questions about it.

44 (d) State the main function of the heart in the body.

Marks: 1 points

42. The diagram below shows the human digestive system. Use it to answer the questions that follow.

Study the diagram of the digestive system and answer the questions about it.

45 (a) Name the part marked A.

Marks: 1 points

42. The diagram below shows the human digestive system. Use it to answer the questions that follow.

Study the diagram of the digestive system and answer the questions about it.

46 (b) Name the part marked B.

Marks: 1 points

42. The diagram below shows the human digestive system. Use it to answer the questions that follow.

Study the diagram of the digestive system and answer the questions about it.

47 (c) State one function of the part marked C (the liver).

Marks: 1 points

42. The diagram below shows the human digestive system. Use it to answer the questions that follow.

Study the diagram of the digestive system and answer the questions about it.

48 (d) Name the process by which digested food passes from the small intestine into the blood.

Marks: 1 points

43. The diagram below shows the life cycle of a housefly. Study it and answer the questions that follow.

Study the stages of the life cycle of a housefly and answer the questions about them.

49 (a) Name the stage marked B.

Marks: 1 points

43. The diagram below shows the life cycle of a housefly. Study it and answer the questions that follow.

Study the stages of the life cycle of a housefly and answer the questions about them.

50 (b) Name the stage marked C.

Marks: 1 points

43. The diagram below shows the life cycle of a housefly. Study it and answer the questions that follow.

Study the stages of the life cycle of a housefly and answer the questions about them.

51 (c) Name the type of life cycle (metamorphosis) shown by the housefly.

Marks: 1 points

43. The diagram below shows the life cycle of a housefly. Study it and answer the questions that follow.

Study the stages of the life cycle of a housefly and answer the questions about them.

52 (d) State one way in which houseflies spread diseases to people.

Marks: 1 points

44. A health worker visited a village in Kabale to immunise children under five years of age.

A health worker visited a village in Kabale to immunise all children under five years of age.

53 (a) What is immunisation?

Marks: 1 points

44. A health worker visited a village in Kabale to immunise children under five years of age.

A health worker visited a village in Kabale to immunise all children under five years of age.

54 (b) Name one disease against which children are immunised.

Marks: 1 points

44. A health worker visited a village in Kabale to immunise children under five years of age.

A health worker visited a village in Kabale to immunise all children under five years of age.

55 (c) Give one reason why babies should be immunised.

Marks: 1 points

44. A health worker visited a village in Kabale to immunise children under five years of age.

A health worker visited a village in Kabale to immunise all children under five years of age.

56 (d) State one place where children can be taken to get immunisation services.

Marks: 1 points

45. During a health lesson, a teacher taught Primary Seven pupils about HIV/AIDS.

During a health lesson, a teacher taught Primary Seven pupils about HIV and AIDS.

57 (a) What do the letters HIV stand for?

Marks: 1 points

45. During a health lesson, a teacher taught Primary Seven pupils about HIV/AIDS.

During a health lesson, a teacher taught Primary Seven pupils about HIV and AIDS.

58 (b) State one way in which HIV is spread from one person to another.

Marks: 1 points

45. During a health lesson, a teacher taught Primary Seven pupils about HIV/AIDS.

During a health lesson, a teacher taught Primary Seven pupils about HIV and AIDS.

59 (c) Give one way of preventing the spread of HIV.

Marks: 1 points

45. During a health lesson, a teacher taught Primary Seven pupils about HIV/AIDS.

During a health lesson, a teacher taught Primary Seven pupils about HIV and AIDS.

60 (d) State one way in which a person living with HIV can stay healthy.

Marks: 1 points

46. A farmer in Masaka wants to grow healthy crops in his garden.

A farmer in Masaka wants to grow healthy crops in his garden and get a good harvest.

61 (a) Name the type of soil that is best for growing most crops.

Marks: 1 points

46. A farmer in Masaka wants to grow healthy crops in his garden.

A farmer in Masaka wants to grow healthy crops in his garden and get a good harvest.

62 (b) State one way the farmer can make the soil more fertile.

Marks: 1 points

46. A farmer in Masaka wants to grow healthy crops in his garden.

A farmer in Masaka wants to grow healthy crops in his garden and get a good harvest.

63 (c) Give one importance of weeding the garden.

Marks: 1 points

46. A farmer in Masaka wants to grow healthy crops in his garden.

A farmer in Masaka wants to grow healthy crops in his garden and get a good harvest.

64 (d) Name one tool the farmer uses to prepare the garden.

Marks: 1 points

47. After harvesting his maize, a farmer stored it in a granary for use during the dry season.

After harvesting his maize, a farmer stored it in a granary for use during the dry season.

65 (a) Name one pest that destroys maize while it is in the store.

Marks: 1 points

47. After harvesting his maize, a farmer stored it in a granary for use during the dry season.

After harvesting his maize, a farmer stored it in a granary for use during the dry season.

66 (b) State one way of controlling pests in a food store.

Marks: 1 points

47. After harvesting his maize, a farmer stored it in a granary for use during the dry season.

After harvesting his maize, a farmer stored it in a granary for use during the dry season.

67 (c) Give one sign that shows maize in the store has been attacked by pests.

Marks: 1 points

47. After harvesting his maize, a farmer stored it in a granary for use during the dry season.

After harvesting his maize, a farmer stored it in a granary for use during the dry season.

68 (d) State one importance of storing food properly.

Marks: 1 points

48. The diagram below shows the parts of a flower. Study it and answer the questions that follow.

Study the diagram of a flower and answer the questions about its parts.

69 (a) Name the part marked A.

Marks: 1 points

48. The diagram below shows the parts of a flower. Study it and answer the questions that follow.

Study the diagram of a flower and answer the questions about its parts.

70 (b) Name the part marked B.

Marks: 1 points

48. The diagram below shows the parts of a flower. Study it and answer the questions that follow.

Study the diagram of a flower and answer the questions about its parts.

71 (c) State the function of the part marked A.

Marks: 1 points

48. The diagram below shows the parts of a flower. Study it and answer the questions that follow.

Study the diagram of a flower and answer the questions about its parts.

72 (d) Name the process by which pollen is transferred from the anther to the stigma.

Marks: 1 points

49. Mr. Okello keeps chickens and cattle on his farm in Lira.

Mr. Okello keeps chickens and cattle on his farm in Lira district.

73 (a) Give one reason why people keep poultry.

Marks: 1 points

49. Mr. Okello keeps chickens and cattle on his farm in Lira.

Mr. Okello keeps chickens and cattle on his farm in Lira district.

74 (b) Name one product that is got from cattle.

Marks: 1 points

49. Mr. Okello keeps chickens and cattle on his farm in Lira.

Mr. Okello keeps chickens and cattle on his farm in Lira district.

75 (c) State one way of keeping farm animals healthy.

Marks: 1 points

49. Mr. Okello keeps chickens and cattle on his farm in Lira.

Mr. Okello keeps chickens and cattle on his farm in Lira district.

76 (d) Name one disease that affects cattle.

Marks: 1 points

50. A doctor examined pupils at a school and found that some had worms and others had jiggers.

A doctor examined pupils at a school and found that some had worms while others had jiggers.

77 (a) Name one worm that lives in the human intestines.

Marks: 1 points

50. A doctor examined pupils at a school and found that some had worms and others had jiggers.

A doctor examined pupils at a school and found that some had worms while others had jiggers.

78 (b) State one way in which children get infected with intestinal worms.

Marks: 1 points

50. A doctor examined pupils at a school and found that some had worms and others had jiggers.

A doctor examined pupils at a school and found that some had worms while others had jiggers.

79 (c) Give one way of preventing jiggers.

Marks: 1 points

50. A doctor examined pupils at a school and found that some had worms and others had jiggers.

A doctor examined pupils at a school and found that some had worms while others had jiggers.

80 (d) Name one external parasite that attacks the human body.

Marks: 1 points

51. The diagram below shows a simple electric circuit. Study it and answer the questions that follow.

Study the simple electric circuit shown in the diagram and answer the questions about it.

81 (a) Name the part marked A.

Marks: 1 points

51. The diagram below shows a simple electric circuit. Study it and answer the questions that follow.

Study the simple electric circuit shown in the diagram and answer the questions about it.

82 (b) Name the part marked B.

Marks: 1 points

51. The diagram below shows a simple electric circuit. Study it and answer the questions that follow.

Study the simple electric circuit shown in the diagram and answer the questions about it.

83 (c) State the use of the part marked C.

Marks: 1 points

51. The diagram below shows a simple electric circuit. Study it and answer the questions that follow.

Study the simple electric circuit shown in the diagram and answer the questions about it.

84 (d) State what happens to the bulb when the switch is left open.

Marks: 1 points

52. The diagram below shows a lever carrying a load of 300 N which is 20 cm from the fulcrum. The effort acts at a point 60 cm from the fulcrum. Study it and answer the questions that follow.

A load of 300 N is placed 20 cm from the fulcrum of a lever. The effort acts 60 cm from the fulcrum on the other side. Use this information (and the diagram) to answer the questions.

85 (a) Name the class (order) of the lever shown.

Marks: 1 points

52. The diagram below shows a lever carrying a load of 300 N which is 20 cm from the fulcrum. The effort acts at a point 60 cm from the fulcrum. Study it and answer the questions that follow.

A load of 300 N is placed 20 cm from the fulcrum of a lever. The effort acts 60 cm from the fulcrum on the other side. Use this information (and the diagram) to answer the questions.

86 (b) Calculate the effort needed to balance the load.

Marks: 1 points

52. The diagram below shows a lever carrying a load of 300 N which is 20 cm from the fulcrum. The effort acts at a point 60 cm from the fulcrum. Study it and answer the questions that follow.

A load of 300 N is placed 20 cm from the fulcrum of a lever. The effort acts 60 cm from the fulcrum on the other side. Use this information (and the diagram) to answer the questions.

87 (c) Work out the mechanical advantage of the lever.

Marks: 1 points

52. The diagram below shows a lever carrying a load of 300 N which is 20 cm from the fulcrum. The effort acts at a point 60 cm from the fulcrum. Study it and answer the questions that follow.

A load of 300 N is placed 20 cm from the fulcrum of a lever. The effort acts 60 cm from the fulcrum on the other side. Use this information (and the diagram) to answer the questions.

88 (d) Give one example of a first class lever used at home.

Marks: 1 points

53. In a Science lesson, pupils investigated how heat travels through different materials.

In a Science lesson, pupils investigated how heat travels through different materials such as metal, wood and plastic.

89 (a) Name one good conductor of heat.

Marks: 1 points

53. In a Science lesson, pupils investigated how heat travels through different materials.

In a Science lesson, pupils investigated how heat travels through different materials such as metal, wood and plastic.

90 (b) Name one bad conductor (insulator) of heat.

Marks: 1 points

53. In a Science lesson, pupils investigated how heat travels through different materials.

In a Science lesson, pupils investigated how heat travels through different materials such as metal, wood and plastic.

91 (c) Name the process by which heat travels through a solid metal rod.

Marks: 1 points

53. In a Science lesson, pupils investigated how heat travels through different materials.

In a Science lesson, pupils investigated how heat travels through different materials such as metal, wood and plastic.

92 (d) State one use of a bad conductor of heat in the home.

Marks: 1 points

54. The people of a certain village get their drinking water from a nearby open well.

The people of a certain village get their drinking water from a nearby open well.

93 (a) Name one disease that people can get from drinking dirty water.

Marks: 1 points

54. The people of a certain village get their drinking water from a nearby open well.

The people of a certain village get their drinking water from a nearby open well.

94 (b) State one way of making water safe for drinking.

Marks: 1 points

54. The people of a certain village get their drinking water from a nearby open well.

The people of a certain village get their drinking water from a nearby open well.

95 (c) Give one other use of water in the home apart from drinking.

Marks: 1 points

54. The people of a certain village get their drinking water from a nearby open well.

The people of a certain village get their drinking water from a nearby open well.

96 (d) State one way of keeping the well clean and safe.

Marks: 1 points

55. The diagram below shows a food chain in a grassland. Study it and answer the questions that follow.

Study the food chain shown in the diagram and answer the questions about it.

97 (a) Name the producer in the food chain.

Marks: 1 points

55. The diagram below shows a food chain in a grassland. Study it and answer the questions that follow.

Study the food chain shown in the diagram and answer the questions about it.

98 (b) Name the primary (first) consumer in the food chain.

Marks: 1 points

55. The diagram below shows a food chain in a grassland. Study it and answer the questions that follow.

Study the food chain shown in the diagram and answer the questions about it.

99 (c) What do the arrows in the food chain represent?

Marks: 1 points

55. The diagram below shows a food chain in a grassland. Study it and answer the questions that follow.

Study the food chain shown in the diagram and answer the questions about it.

100 (d) What would happen to the number of grasshoppers if all the lizards died?

Marks: 1 points