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Primary 3 Science Diversity Living Nonliving Quiz

Free P3 Science Diversity Living Nonliving quiz, Exam version, with questions, answers, and syllabus-aligned practice for Singapore students.

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Primary 3 Science From Real Exams Generated by Claude Sonnet 4 Updated 2026-08-17
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Answers

P3 Science Quiz: Diversity of Living & Non-living Things - ANSWERS

Questions: 20 Time: 30 minutes Total Marks: 40

Section A: Multiple Choice (12 marks)

1. (2) - Butterfly is a living thing. It can grow, move, reproduce, and needs food.

2. (3) - Living things do not change color permanently. They grow, reproduce, and need food/water.

3. (2) - Growing taller shows the plant is living. Color and texture are not proof of life.

4. (4) - The robot is not living because it cannot grow or have babies, even though it moves.

5. (3) - Birds have feathers. Cats have fur, fish have scales, frogs have moist skin.

6. (4) - Animals with scales can live in water (fish) or on land (snakes, lizards).

Section B: Short Answer (14 marks)

7. (2 marks) Sample answers (any two): a) They can grow b) They can reproduce/have babies c) They need food and water d) They can move by themselves e) They respond to their surroundings

8. (2 marks) Living: Dog, Tree, Ant Non-living: Chair, Book

9. (2 marks) Answer: Growth / Growing / The ability to grow

10. (2 marks) Answer: A car cannot grow, have babies, or make its own food. It needs fuel to move and cannot reproduce.

11. (2 marks) Fur: Cat, Dog, Rabbit, Bear (any mammal) Scales: Fish, Snake, Lizard (any reptile or fish)

12. (2 marks) Answer: Vertebrates

13. (2 marks) Sample answers (any two): a) It can grow bigger b) It can reproduce (make spores) c) It responds to changes in the environment d) It needs nutrients to survive

Section C: Application/Explanation (14 marks)

14. (3 marks) Model answer: The teddy bear is not living because:

  • It cannot grow by itself
  • It cannot have baby teddy bears
  • It doesn't actually eat the food (feeding it is pretend)
  • It cannot move by itself
  • It doesn't respond to its surroundings

Award 3 marks for mentioning any three characteristics that living things have but the teddy bear doesn't.

15. (4 marks) Sample answers: Real fish: Can swim by itself / Toy fish: Needs to be moved by someone Real fish: Can grow bigger / Toy fish: Stays the same size Real fish: Needs food to survive / Toy fish: Doesn't need food Real fish: Can have baby fish / Toy fish: Cannot reproduce Real fish: Breathes through gills / Toy fish: Doesn't breathe

Award 2 marks for each valid comparison (total 4 marks).

16. (4 marks) Sample questions (any three for 4 marks):

  • Can it grow bigger?
  • Can it have babies/reproduce?
  • Does it need food or water?
  • Can it move by itself?
  • Does it respond when I touch it?
  • Does it breathe?

Award 1 mark for each appropriate question, plus 1 mark for having three questions.

17. (3 marks) Model answer: Even though bacteria are tiny, they are living because they:

  • Can grow and multiply
  • Can reproduce (make copies of themselves)
  • Need nutrients to survive
  • Respond to their environment
  • Can move (some types)

Award 3 marks for mentioning any three characteristics of living things that bacteria possess.

Marking Scheme Summary

Section A (12 marks): 2 marks per question Section B (14 marks): 2 marks per question
Section C (14 marks): Variable marks as indicated

Total: 40 marks

Grade Boundaries:

  • A: 32-40 marks (80-100%)
  • B: 24-31 marks (60-79%)
  • C: 16-23 marks (40-59%)
  • Below C: Under 16 marks (Below 40%)