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Primary 4 Science Practice Paper 2

Free P4 Science Practice Paper 2, HY3 AI version, with questions, answers, and syllabus-aligned practice for Singapore students.

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Primary 4 Science AI Generated Generated by Tencent HY3 Free Updated 2026-08-17

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TuitionGoWhere Practice Paper - Science Primary 4

TuitionGoWhere Practice Paper (AI) — Version 2

Subject: Science
Level: Primary 4
Paper: Practice Paper (Topic: Diversity)
Duration: 45 minutes
Total Marks: 40
Name: _______________
Class: _______________
Date: _______________

Instructions:

This practice paper has 20 questions on the topic of Diversity.
Section A: 10 multiple-choice questions (1 mark each).
Section B: 6 short-answer questions (2 marks each).
Section C: 4 structured questions (total 8 marks).
Write your answers clearly in the spaces provided.
Marks for each question are shown in brackets [ ].

Section A (10 marks)

Answer all questions. Each question is worth 1 mark.

1. Which of the following is a living thing?
A) A wooden chair
B) A plastic cup
C) A mango tree
D) A stone

2. Which of the following is NOT a characteristic of living things?
A) They need food
B) They can move from place to place
C) They grow
D) They reproduce

3. Which group does a lizard belong to?
A) Plant
B) Animal
C) Non-living thing
D) Fungus

4. Which of the following is a non-living thing?
A) A cat
B) A rose plant
C) A cloud
D) A mosquito

5. Which sense do we use to find out if a fruit is sweet?
A) Sight
B) Smell
C) Taste
D) Hearing

6. A mushroom is classified as a —
A) Plant
B) Animal
C) Fungus
D) Non-living thing

7. Which of the following can make its own food using sunlight?
A) A dog
B) A sunflower
C) A mushroom
D) A rock

8. Which property helps us group materials as living or non-living?
A) Colour
B) Having cells and life processes
C) Size
D) Shape

9. Which of these is a way animals are different from plants?
A) Animals can move to find food
B) Animals have green leaves
C) Animals make their own food
D) Animals do not breathe

10. Which of the following is a fungus that we can eat?
A) Grass
B) Button mushroom
C) Fern
D) Bee

Section B (12 marks)

Answer all questions. Each question is worth 2 marks.

11. Name two characteristics that show a cat is a living thing.

12. Give one reason why a bicycle is a non-living thing.

13. State one difference between a plant and an animal.

14. List two ways we can use our senses to observe a banana.

15. Why are mushrooms placed in a different group from plants?

16. Name one living thing and one non-living thing found in a garden.
Living: ______________________ Non-living: ______________________

Section C (8 marks)

Answer all questions.

17. [3 marks] Study the list of things below:

Sparrow
Notebook
Orchid
Yeast
Pebble
Earthworm

(a) Circle the living things. (1 mark)
(b) Why is yeast considered living? (1 mark)
(c) Why is a notebook non-living? (1 mark)

18. [2 marks] A student says, “All small things are non-living.” Explain why this is wrong using an example.

19. [2 marks] Fill in the table below to show how we group things by using observations.

Observation	Group
Has leaves and makes food	______
Does not grow or breathe	______

20. [1 mark] Write one question a scientist might ask when studying diversity in a park.

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Answers

TuitionGoWhere Practice Paper - Science Primary 4 (Answers)

Subject: Science
Level: Primary 4
Paper: Practice Paper (Topic: Diversity) — Version 2
Total Marks: 40

Section A Answers (10 marks)

1. C [1]
Teaching note: A mango tree is a living thing because it grows, needs water, and can make food. Wood, plastic, and stone do not show life processes.

2. B [1]
Teaching note: Not all living things move from place to place (e.g., plants stay in one spot). Needing food, growing, and reproducing are life processes.

3. B [1]
Teaching note: A lizard is an animal. It moves, eats, and breathes.

4. C [1]
Teaching note: A cloud is non-living; it does not eat, grow, or reproduce like living things.

5. C [1]
Teaching note: Taste tells us if something is sweet or sour.

6. C [1]
Teaching note: Mushrooms are fungi, not plants, because they do not make their own food from sunlight.

7. B [1]
Teaching note: Sunflower is a plant that uses sunlight to make food (photosynthesis, introduced simply as “make food using sunlight”).

8. B [1]
Teaching note: Living things have cells and life processes (eat, grow, reproduce). Colour/size/shape are not reliable.

9. A [1]
Teaching note: Animals usually move to find food; plants mostly stay and make their own food.

10. B [1]
Teaching note: Button mushroom is a fungus we eat. Grass/fern are plants; bee is animal.

Section B Answers (12 marks)

11. [2]
Answers: Any two of: breathes, eats food, grows, reproduces, moves, responds.
Marking: 1 mark per correct characteristic.
Teaching note: Cats show life processes; these prove they are living.

12. [2]
Answer: It does not eat, grow, breathe, or reproduce (any one reason).
Marking: 1 mark for reason, 1 mark for clear explanation.
Teaching note: Made by humans, no life processes.

13. [2]
Answer: e.g., Plants make their own food; animals do not. Or plants do not move about; animals do.
Marking: 1 mark for difference, 1 mark for accuracy.
Teaching note: Shows diversity between groups.

14. [2]
Answers: Sight (see yellow colour), Touch (feel soft), Smell (smell sweet), Taste (sweet) — any two.
Marking: 1 mark per sense + observation.
Teaching note: Senses help us observe diversity.

15. [2]
Answer: Mushrooms do not make their own food using sunlight; they absorb food from surroundings.
Marking: 1 mark fungi group, 1 mark reason.
Teaching note: Fungi are a separate group from plants.

16. [2]
Answer: Living: any plant/animal (e.g., rose). Non-living: any object (e.g., bench).
Marking: 1 mark each.
Teaching note: Garden has both groups.

Section C Answers (8 marks)

17. [3]
(a) Living: Sparrow, Orchid, Yeast, Earthworm. [1]
(b) Yeast is living because it grows and reproduces (even though tiny). [1]
(c) Notebook is non-living because it does not grow or breathe; made of paper. [1]
Teaching note: Living things list shows diversity of living groups.

18. [2]
Answer: Wrong because small living things exist, e.g., ant or baby plant. [2]
Marking: 1 mark example, 1 mark explanation.
Teaching note: Size does not decide living/non-living.

19. [2]
Answers: Row 1: Plant. Row 2: Non-living thing. [1 each]
Teaching note: Table shows grouping by observation.

20. [1]
Answer: e.g., “How many types of plants are in the park?” [1]
Teaching note: Scientists ask questions to study diversity.

Caveat: No past-year P4 Science Diversity papers were available. This paper is syllabus-first using LLM-inferred patterns and is not exam-derived.