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Primary 3 Science Weighted Assessment 3 (Term 3) Paper 1
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Questions
TuitionGoWhere Primary 3 Science
Weighted Assessment 3 (2026)
Name: _________________________________ Class: _______ Date: ___________
Duration: 45 minutes
Total Marks: 50
Section A: Multiple Choice Questions (15 marks)
Choose the correct answer and write the letter (A, B, C, or D) in the brackets provided. Each question carries 1 mark.
1. Which of the following is a living thing?
(A) Rock
(B) Water
(C) Mushroom
(D) Plastic bottle
( )
2. What do all living things need to survive?
(A) Toys and games
(B) Air, water, and food
(C) Television and radio
(D) Books and pencils
( )
3. Which material is man-made?
(A) Wood
(B) Cotton
(C) Plastic
(D) Silk
( )
4. A butterfly goes through how many stages in its life cycle?
(A) 2 stages
(B) 3 stages
(C) 4 stages
(D) 5 stages
( )
5. Which part of a plant makes food?
(A) Root
(B) Stem
(C) Leaf
(D) Flower
( )
6. What is the main function of roots?
(A) To make food
(B) To absorb water and minerals
(C) To make seeds
(D) To attract insects
( )
7. Which sense organ do we use to detect smell?
(A) Eyes
(B) Ears
(C) Nose
(D) Tongue
( )
8. What is the correct order of a chicken's life cycle?
(A) Egg → Chick → Adult chicken
(B) Chick → Egg → Adult chicken
(C) Adult chicken → Chick → Egg
(D) Egg → Adult chicken → Chick
( )
9. Which of the following animals gives birth to live young?
(A) Frog
(B) Butterfly
(C) Cat
(D) Hen
( )
10. The stem of a plant helps to:
(A) Absorb sunlight
(B) Transport water and minerals
(C) Produce seeds
(D) Attract bees
( )
11. Which body part helps us to hear sounds?
(A) Eyes
(B) Nose
(C) Ears
(D) Skin
( )
12. Which stage comes after the caterpillar in a butterfly's life cycle?
(A) Egg
(B) Adult butterfly
(C) Pupa
(D) Larva
( )
13. What happens when a seed gets enough water, air, and warmth?
(A) It dies
(B) It floats
(C) It germinates
(D) It becomes hard
( )
14. Which of these is made from natural materials?
(A) Plastic bag
(B) Glass window
(C) Wooden chair
(D) Metal spoon
( )
15. Which part of our body helps us taste food?
(A) Nose
(B) Eyes
(C) Tongue
(D) Fingers
( )
Section B: Short Answer Questions (20 marks)
Answer all questions in the spaces provided.
16. Look at the pictures below. Classify them as living or non-living things. (4 marks)
| Item | Living / Non-living |
|---|---|
| (a) Dog | |
| (b) Stone | |
| (c) Tree | |
| (d) Bicycle |
17. Name the five senses and the sense organ for each. (5 marks)
| Sense | Sense Organ |
|---|---|
| (a) | |
| (b) | |
| (c) | |
| (d) | |
| (e) |
18. Label the parts of the plant shown below. (4 marks)
🌸 ← (a) ____________
|
🌿🌿 ← (b) ____________
|
| ← (c) ____________
|
~~~~ ← (d) ____________
~~~~~~
19. Fill in the blanks with the correct words. (3 marks)
The life cycle of a frog begins with an ____________. It then hatches into a ____________ which has a tail. Finally, it develops into an adult ____________.
20. State one function for each of the following plant parts. (4 marks)
(a) Flower: _______________________________________________
(b) Leaf: ________________________________________________
(c) Root: ________________________________________________
(d) Stem: ________________________________________________
Section C: Word Problems / Structured Questions (15 marks)
Answer all questions in the spaces provided.
21. Mary found a caterpillar on a leaf in her garden. (5 marks)
(a) What will the caterpillar become after the pupa stage? (1 mark)
(b) Put the following stages in the correct order of a butterfly's life cycle. (2 marks)
Pupa, Adult butterfly, Egg, Caterpillar
(c) Why does a caterpillar eat a lot of leaves? (2 marks)
22. Ahmad planted a bean seed in a pot. After one week, he saw a small plant growing. (5 marks)
(a) What is it called when a seed starts to grow? (1 mark)
(b) Name two things the seed needs to start growing. (2 marks)
(c) Which part of the plant will grow first from the seed? Why? (2 marks)
23. Look at the animals below and answer the questions. (5 marks)
Animals: Chicken, Frog, Cat, Butterfly
(a) Which two animals lay eggs? (2 marks)
(b) Which animal gives birth to live young? (1 mark)
(c) Which animal goes through a stage where it lives in water? (1 mark)
(d) Name one similarity between all four animals. (1 mark)
End of Paper
Answers
TuitionGoWhere Primary 3 Science
Weighted Assessment 3 (2026) - Answer Key
Duration: 45 minutes
Total Marks: 50
Section A: Multiple Choice Questions (15 marks)
| Question | Answer | Explanation |
|---|---|---|
| 1 | (C) | Mushroom is a living thing (fungus). Rocks, water, and plastic are non-living. |
| 2 | (B) | All living things need air, water, and food to survive. |
| 3 | (C) | Plastic is man-made. Wood, cotton, and silk are natural materials. |
| 4 | (C) | Butterfly has 4 stages: Egg → Caterpillar → Pupa → Adult butterfly. |
| 5 | (C) | Leaves make food for the plant through photosynthesis. |
| 6 | (B) | Roots absorb water and minerals from the soil. |
| 7 | (C) | The nose is the sense organ for smell. |
| 8 | (A) | Chicken life cycle: Egg → Chick → Adult chicken. |
| 9 | (C) | Cats give birth to live young. Frogs, butterflies, and hens lay eggs. |
| 10 | (B) | The stem transports water and minerals from roots to other parts. |
| 11 | (C) | Ears are the sense organs for hearing. |
| 12 | (C) | After caterpillar comes pupa (chrysalis) stage. |
| 13 | (C) | When seeds get water, air, and warmth, they germinate (start growing). |
| 14 | (C) | Wooden chair is made from natural material (wood from trees). |
| 15 | (C) | The tongue is the sense organ for taste. |
Section B: Short Answer Questions (20 marks)
16. Classification of living and non-living things (4 marks)
| Item | Living / Non-living |
|---|---|
| (a) Dog | Living |
| (b) Stone | Non-living |
| (c) Tree | Living |
| (d) Bicycle | Non-living |
Award 1 mark for each correct answer.
17. Five senses and sense organs (5 marks)
| Sense | Sense Organ |
|---|---|
| (a) Sight | Eyes |
| (b) Hearing | Ears |
| (c) Smell | Nose |
| (d) Taste | Tongue |
| (e) Touch | Skin |
Award 1 mark for each correct pair.
18. Parts of the plant (4 marks)
🌸 ← (a) **Flower**
|
🌿🌿 ← (b) **Leaf / Leaves**
|
| ← (c) **Stem**
|
~~~~ ← (d) **Root / Roots**
~~~~~~
Award 1 mark for each correct label.
19. Frog life cycle fill-in-the-blanks (3 marks)
The life cycle of a frog begins with an egg. It then hatches into a tadpole which has a tail. Finally, it develops into an adult frog.
Award 1 mark for each correct word.
20. Functions of plant parts (4 marks)
(a) Flower: To make seeds / To reproduce / To attract insects for pollination
(b) Leaf: To make food for the plant / To carry out photosynthesis
(c) Root: To absorb water and minerals from the soil / To hold the plant firmly in the ground
(d) Stem: To transport water and minerals to other parts of the plant / To support the plant and hold it upright
Award 1 mark for each correct function. Accept any reasonable answer.
Section C: Word Problems / Structured Questions (15 marks)
21. Caterpillar questions (5 marks)
(a) What will the caterpillar become after the pupa stage? (1 mark)
Adult butterfly / Butterfly
(b) Correct order of butterfly's life cycle (2 marks)
Egg → Caterpillar → Pupa → Adult butterfly
Award 2 marks for fully correct order. Award 1 mark if only partially correct.
(c) Why does a caterpillar eat a lot of leaves? (2 marks)
The caterpillar eats a lot of leaves to store energy/food for the pupa stage when it cannot eat. OR It needs to grow bigger and stronger before it becomes a pupa.
Award 2 marks for complete answer with reason. Award 1 mark for partial answer.
22. Bean seed questions (5 marks)
(a) What is it called when a seed starts to grow? (1 mark)
Germination
(b) Two things the seed needs to start growing (2 marks)
Any two of: Water, Air, Warmth (suitable temperature)
Award 1 mark for each correct answer.
(c) Which part of the plant will grow first from the seed? Why? (2 marks)
The root will grow first. (1 mark) It needs to anchor the plant in the soil and absorb water and minerals for the plant to continue growing. (1 mark)
23. Animal comparison questions (5 marks)
(a) Which two animals lay eggs? (2 marks)
Chicken and Frog OR Chicken and Butterfly OR Frog and Butterfly
Award 1 mark for each correct animal. Note: Chicken, Frog, and Butterfly all lay eggs.
(b) Which animal gives birth to live young? (1 mark)
Cat
(c) Which animal goes through a stage where it lives in water? (1 mark)
Frog (tadpole stage lives in water)
(d) Name one similarity between all four animals (1 mark)
Accept any of the following:
- They are all living things
- They all need air, water, and food to survive
- They all can move
- They all can reproduce
- They all grow
- They all respond to changes in their surroundings
Marking Summary
| Section | Marks |
|---|---|
| Section A: MCQ | 15 |
| Section B: Short Answer | 20 |
| Section C: Structured Questions | 15 |
| Total | 50 |
End of Answer Key