Class 4 Science MCQs Chapter 1

Updated: 16 Sep 2022

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Characteristics and Life Processes of Organisms

Chapter No. 1 Test No. 1

1. __________ use food to remain alive.
ⓐ     Living thigs
ⓑ     Nonliving things
ⓒ
ⓓ        None of these

Living things

2. Plants are ________
ⓐ     Living thigs
ⓑ     Nonliving things
ⓒ     Microorganism
ⓓ        None of these

Living things

3. What are the major group of living thing?
ⓐ     2
ⓑ     3
ⓒ     4
ⓓ 5

4. Which of the following are the groups of living things?
ⓐ     Animals
ⓑ     Plants
ⓒ     Both a & b
ⓓ None of these

Both a & b

5. Usually, plants are ________ in colors.
ⓐ     Pink
ⓑ     White
ⓒ     Brown
ⓓ     Green

Green

6. _________ can make their own food.
ⓐ     Animals
ⓑ     Plants
ⓒ     Both a & b
ⓓ     None of these

Plants

7. _____ depend on plants or other animals.
ⓐ     Animals
ⓑ     Plants
ⓒ     Both a & b
ⓓ     None of these

Animals

8. Generally, _________ cannot move from one place to another.
ⓐ     Animals
ⓑ     Plants
ⓒ     Both a & b
ⓓ     None of these

Plants

9. All living thing can __________.
ⓐ     Grow
ⓑ     Respire
ⓒ     Reproduce
ⓓ     All of these

All of these

10. Usually, ________ are found in different colors.
ⓐ     Animals
ⓑ     Plants
ⓒ     Both a & b
ⓓ     None of these

Animals

11. Generally, _____________ can move from one place to another
ⓐ     ⓐ     Animals
ⓑ     Plants
ⓒ     Both a & b
ⓓ     None of these

Animals

12. Similarities between plants and animals are ________
ⓐ     Grow
ⓑ     Respire
ⓒ     Reproduce
ⓓ      All of these

All of these

13. Which of the following is/are the characteristics of plants and animals?
ⓐ     Grow
ⓑ     Respire
ⓒ     Reproduce
ⓓ      All of these

All of these

14. Both plants and animals need _________
ⓐ     Food & water
ⓑ     Sunlight and air
ⓒ     Both a & b
ⓓ     None of these

Both a & b

15. Plants provide ___________ to the environment.
ⓐ     Oxygen
ⓑ     Hydrogen
ⓒ     Carbon monoxide
ⓓ     None of these

Osygen

16. __________ provide oxygen to the environment.
ⓐ     Animals
ⓑ     Plants
ⓒ     Both a & b
ⓓ     None of these

Oxygen

17. On the basis of vertebral column or backbone the animals are divided into _______ major groups. A. vertebrate’s b. invertebrates.
ⓐ     2
ⓑ     3
ⓒ     5
ⓓ     8

2
Explanation: Vertibrates and Invertebrates

18. The animals having backbone are called _________
ⓐ     Invertebrates
ⓑ     Vertebrates
ⓒ     Both a & b
ⓓ     None of these

Vertebrates

19. The animals having no backbone are called _______
ⓐ     Invertebrates
ⓑ     Vertebrates
ⓒ     Both a & b
ⓓ     None of these

Invertebrates

20. Backbone is also called ___________
ⓐ     Vertebral column
ⓑ     In vertebral columns
ⓒ     Side column
ⓓ     All of these

Vertebral column

21. Fish is a/an ____________.
ⓐ     Invertebrates
ⓑ     Vertebrates
ⓒ     Both a & b
ⓓ     None of these

Vertebrates

22. Lizard is a/an ___________
ⓐ     Invertebrates
ⓑ     Vertebrates
ⓒ     Both a & b
ⓓ     None of these

Vertebrates

23. Snail is a/an invertebrates.
ⓐ     Invertebrates
ⓑ     Vertebrates
ⓒ     Both a & b
ⓓ     None of these

Invertebrates

24. Star fish is a/an ___________
ⓐ     Invertebrates
ⓑ     Vertebrates
ⓒ     Both a & b
ⓓ     None of these

Invertebrates

Chapter No. 1 Test No. 2

25. Usually, plants are divided into________ groups. A. flowering plants B. non-flowering plants.
ⓐ 2
ⓑ 3
ⓒ 5
ⓓ 4

2
Explanation: Flowering & Non flowering plants

26. Plants on which flowers grow are called __________plants.
ⓐ Flowering
ⓑ Non-flowering
ⓒ New
ⓓ None of these

Flowering

27. Mustard, sunflower, rose, guava, and lemon are examples of _____ plants.
ⓐ Flowering
ⓑ Non-flowering
ⓒ Seeds
ⓓ None of these

Flowering

28. The plants on which flower do not grow are called __________plants
ⓐ Flowering
ⓑ Non-flowering
ⓒ No
ⓓ None of these

Non- Flowering

29. Which of the following is/are the examples of non – flowering plants.
ⓐ Pine, juniper
ⓑ Thuja, sago palm
ⓒ Moss, fern
ⓓ All of these

All of these

30. ____________ are found in the northern area of Pakistan
ⓐ Non-flowering
ⓑ Banana
ⓒ All kinds of plant
ⓓ Conifers

Conifers

31. The wood of __________ is used for making furniture, construction and ornamental things.
ⓐ Conifers
ⓑ Moss
ⓒ Thuja
ⓓ None of these

Conifers

32. Conifers is used to make __________
ⓐ Cloth
ⓑ Mirror
ⓒ Paper
ⓓ Plastic

Paper

33. _______ conifers are used as dry fruit.
ⓐ Pine nut
ⓑ Chilghoza
ⓒ Both a & b
ⓓ None of these

Both a & b

34. The number of various types of living thing found at a particular place is called _________
ⓐ Biodiversity
ⓑ Biology
ⓒ Changa manga
ⓓ None of these

Biodiversity

35. Government of Pakistan has initiated to plant ______ of trees to stop climate change.
ⓐ Hundreds ⓑ Thousands
ⓒ Millions
ⓓ Billions

Billion

36. _______ is located near Lahore.
ⓐ Changa Manga
ⓑ Conifers
ⓒ Ghari Chandan
ⓓ None of these

Changa Manga

37. _________ is among one of the largest man-made forests.
ⓐ Changa Manga
ⓑ Conifers
ⓒ Corals
ⓓ None of these

Changa Manga

Chapter No. 1 Test No. 3

38. The function of teeth is to ________ food.
ⓐ Swallow
ⓑ Chew and bite
ⓒ Digest and make
ⓓ None of these

Chew and bite

39. There are ________ types of human teeth.
ⓐ 2
ⓑ 3
ⓒ 4
ⓓ 5

4
Incisors
Canines
Premolar
Molar

40 _________ are used for biting and cutting food.
ⓐ Incisors
ⓑ Canines
ⓒ Premolar
ⓓ Molar

Incisors

41. __________ are used for piercing and tearing food.
ⓐ Incisors
ⓑ Canines
ⓒ Premolar
ⓓ Molar

Canines

42. Premolar and molar teeth are used for:
ⓐ Biting and cutting
ⓑ Piercing and tearing
ⓒ Chewing and grinding
ⓓ None of these

43. Tiger has large ____________
ⓐ Incisors
ⓑ Canines
ⓒ Premolar
ⓓ Molar

Incisors

44. Tiger uses its ________ for piercing the prey.
ⓐ Incisors
ⓑ Canines
ⓒ Premolar
ⓓ Molar

Canines

45. Rat uses its _________ for biting food or killing prey.
ⓐ Incisors
ⓑ Canines
ⓒ Premolar
ⓓ Molar

Incisors

46. ________ protect and support body parts.
ⓐ Brain
ⓑ Skull
ⓒ Skeleton
ⓓ Lungs

Skeleton

47. All the bones are united with one another at the joints forming a frame called ________.
ⓐ Brain
ⓑ Skull
ⓒ Skeleton
ⓓ Lungs

Skeleton

48. There are __________ bones in the human skeleton.
ⓐ 106
ⓑ 206
ⓒ 306
ⓓ None of these

206

49. The bones of our arm and legs are __________.
ⓐ Hollow
ⓑ Open
ⓒ Closed
ⓓ None of these

Hallow

50. Bone marrow helps to produce ______
ⓐ Blood
ⓑ Water
ⓒ Carbon dioxide
ⓓ None of these

Blood

51. The function of skull is to protect __________
ⓐ Lungs
ⓑ Brain
ⓒ Stomach
ⓓ All of these

Brain

52. The function of ribs is to protect __________
ⓐ Lungs
ⓑ Brain
ⓒ Stomach
ⓓ All of these

Lungs

53. The function of bones of leg is to help in _____
ⓐ Locomotion
ⓑ Walking
ⓒ Both a & b
ⓓ None of these

Both a & b

54. During breathing air enters in our _______
ⓐ Lungs
ⓑ Brain
ⓒ Stomach
ⓓ All of these

Lunggs

55. During breathing air enters in our lungs through______
ⓐ Nose
ⓑ Wind pipe
ⓒ Stomach
ⓓ Both a & b

Both a & b

56. Lungs are surrounded by _______
ⓐ Ribs
ⓑ Skull
ⓒ Brain
ⓓ None of these

Ribs

57. When we inhale air, the lungs _______
ⓐ Contract
ⓑ Expand
ⓒ Both a & b
ⓓ None of these

Expand

58. When we exhale air, the lungs
ⓐ Contract
ⓑ Expand
ⓒ Both a & b
ⓓ None of these

Contract

59. The exchange of oxygen between blood and air takes place in the _______.
ⓐ Lungs
ⓑ Brain
ⓒ Stomach
ⓓ All of these

Lungs

Chapter No. 1 Test No. 4

60 ____________ is surrounded by the ribs.
ⓐ Heart
ⓑ Skull
ⓒ Brain
ⓓ None of these

Heart

61. __________ works continuously like a pump throughout the life.
ⓐ Lungs
ⓑ Brain
ⓒ Stomach
ⓓ Heart

Heart

62. The _________ of the heart contract and relax.
ⓐ Bone
ⓑ Vein
ⓒ Muscles
ⓓ None of these

Muscles

63. The muscles of the heart _________
ⓐ Contract
ⓑ Relax
ⓒ Both a & b
ⓓ None of these

Both a & b

64. Heart circulates blood over the body through blood _______
ⓐ Bones
ⓑ Vessels
ⓒ Lungs
ⓓ Brain

Vessels

65. The ________ is a sac like organ.
ⓐ Lungs
ⓑ Brain
ⓒ Stomach
ⓓ Kidney

Stomach

66. Heart is present on the _________side of the body.
ⓐ Left
ⓑ Right
ⓒ Both sides
ⓓ No one of these

Left

67. Stomach is present on the ___________ side below the heart.
ⓐ Left
ⓑ Right
ⓒ Both sides
ⓓ No one of these

Left

68. Stomach is the _________ part of digestive track.
ⓐ Smallest
ⓑ Tallest
ⓒ Biggest
ⓓ Shortest

Biggest

69. _________ secretes digestive juice.
ⓐ Lungs
ⓑ Heart
ⓒ Liver
ⓓ Stomach

Stomach

70. Stomach secretes _______ juice.
ⓐ Observing
ⓑ Hungry
ⓒ Digestive
ⓓ All of these

Digestive

71. The muscles of stomach use to ______ the food.
ⓐ Secrete
ⓑ Digests
ⓒ Absorb
ⓓ None of these

Digests

72. Human bones are attached and covered by _______.
ⓐ Mouth
ⓑ Hair
ⓒ Muscles
ⓓ None of these

Muscles

73. The muscles are _________.
ⓐ Hard
ⓑ Soft
ⓒ Both a & b
ⓓ None of these

Soft

74. ________ are pink or red in color.
ⓐ Mouth
ⓑ Hair
ⓒ Muscles
ⓓ None of these

Muscles

75. Muscles work with the _______.
ⓐ Bones
ⓑ Joints
ⓒ Both a & b
ⓓ None of these

Both a & b

Muscles

Joint

Pair

Relaxes

600

Half

Brain

89. __________ collects information from different parts of our body and decides what type of response our body should give.
ⓐ Lungs
ⓑ Stomach
ⓒ Heart
ⓓ Brain

Brain

Chapter No. 1 Test No. 5

90. Root, stem, leaf, flower and seed are the important part of ______ plant.
ⓐ Flowering
ⓑ Non-flowering
ⓒ Both a & b
ⓓ None of these

Flowering

Roots

Both a & b

Above

Stem

Support

Green

make food

Both a & b

99. When seeds are being formed within the flower, the area surrounding it __________ into fruit.
ⓐ Waste
ⓑ Ripens
ⓒ Destroy
ⓓ None of these

Ripens

One

New

Seed

Wings

105. Many plants produce fruit
ⓐ To protect seeds
ⓑ To produce food for the seeds
ⓒ To store water for the seed germination
ⓓ to stop seeds from dispersal

To protect seeds

106. Fish are vertebrate and swim in water which one of the following is true?
ⓐ Gave fur on the body
ⓑ Have feathers and a tail
ⓒ Have four legs
ⓓ Have fins and a tail

have fins and a tail

Flowering

Pine

109. Which statement is correct for all the vertebrates?
ⓐ Have fur
ⓑ Have more than four legs
ⓒ Have backbone
ⓓ Can fly in air

have backbone

Class 4 Science MCQs Chapter 1

Characteristics and Life Processes of Organisms

Chapter No. 1 Test No. 1

Chapter No. 1 Test No. 2

Chapter No. 1 Test No. 3

Chapter No. 1 Test No. 4

Chapter No. 1 Test No. 5

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