Primary 3 Science · Revision paper

Primary 3 Science Revision Paper

Name:Date:Marks: / 30

Time: 30 minutes. Covers all seven Primary 3 Science chapters: living and non-living things, classification, materials, life cycles of plants and animals, properties of magnets and making magnets.

Section A · Multiple choice 10 marks

1. Which of these is a non-living thing?1 mark

(A) A seed(B) A paper boat(C) Bread mould(D) A tadpole

2. Which animal group has hair or fur, and the mothers feed their young with milk?1 mark

(A) Mammals(B) Birds(C) Reptiles(D) Fish

3. Which of these is a fungus?1 mark

(A) A fern(B) A hibiscus(C) An ant(D) A mushroom

4. Which material is best for making a raincoat?1 mark

(A) Paper(B) Cotton cloth(C) Plastic sheet(D) Sponge

5. Which of these materials is transparent?1 mark

(A) Wood(B) Glass(C) Cardboard(D) Aluminium foil

6. Which is the correct order of the life cycle of a flowering plant?1 mark

(A) seed → young plant → adult plant(B) young plant → seed → adult plant(C) seed → adult plant → young plant(D) adult plant → young plant → seed

7. Which animal has a life cycle with four stages: egg, larva, pupa and adult?1 mark

(A) Frog(B) Chicken(C) Grasshopper(D) Butterfly

8. The south pole of one bar magnet is brought near the north pole of another bar magnet. What will happen?1 mark

(A) They repel(B) They stay still(C) They attract(D) They lose their magnetism

9. Which of these is attracted to a magnet?1 mark

(A) An aluminium can(B) An iron nail(C) A glass bottle(D) A wooden spoon

10. Mei coils wire around an iron nail and connects it to a battery. How can she make this electromagnet stronger?1 mark

(A) Add more turns of wire(B) Use a shorter wire(C) Use a wooden nail(D) Take away the battery

Section B · Fill in the blanks 4 marks

11. Living things take in food, water and to stay alive.1 mark

12. An insect has legs and three body parts.1 mark

13. A young butterfly that hatches from an egg is called a .1 mark

14. The two ends of a magnet, where the pull is strongest, are called the .1 mark

Section C · Open-ended questions 16 marks

15. Ravi says, "A toy robot is alive because it moves and makes sounds." Is Ravi correct? Give a reason.2 marks

16. Sam says, "A mushroom is a plant because it grows from the ground." Is Sam correct? Give a reason.2 marks

17. A sponge and a plastic sheet are used to wipe up spilled water. Which is better? Explain why.2 marks

18. Kai wants to make a bag to carry heavy books. Suggest one material for the bag and give one property that makes it suitable.2 marks

19. Mei says, "A tadpole looks like an adult frog." Is she correct? Give one difference between a tadpole and an adult frog.2 marks

20. State one difference between the life cycle of a butterfly and the life cycle of a grasshopper.2 marks

21. Magnet X has its poles marked N and S. Magnet Y has no marks. Mei brings the N pole of Magnet X near one end of Magnet Y. The end of Magnet Y is pushed away. What pole is that end of Magnet Y? Explain.2 marks

22. Raj wants to find out if more turns of wire make a stronger electromagnet. What should he change, and what should he keep the same? Give one thing he should keep the same.2 marks

Shukr Learns · free practice for parents and children · original questions, not affiliated with any school or agency