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Primary 3 Science Diversity Quiz

Free P3 Science Diversity quiz, HY3 AI version, with questions, answers, and syllabus-aligned practice for Singapore students.

These static practice materials are generated from the site's syllabus and paper-generation workflow, with source and model context shown so students and parents can evaluate the material before use.

Primary 3 Science AI Generated Generated by Tencent HY3 Free Updated 2026-08-17

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Questions

Primary 3 Science Quiz - Diversity

Name: ___________________________
Class: _________
Date: ____________
Score: _______ / 30

Duration: 40 minutes
Total Marks: 30

Instructions:

This quiz is about Diversity (living/non-living things and materials).
Answer all 20 questions.
Section A: circle the correct letter. Section B: fill in the blank. Section C: write short answers.
Do your own work.

Section A (Questions 1–8, 1 mark each, total 8 marks)

Which of the following is a living thing?
A) Toy car
B) Rose plant
C) Wooden chair
D) Plastic cup
Which group does a parrot belong to?
A) Fish
B) Bird
C) Insect
D) Reptile
Which material is waterproof?
A) Paper
B) Cloth
C) Plastic
D) Sponge
Mushrooms are best classified as:
A) Plants
B) Animals
C) Fungi
D) Bacteria
A fish breathes using its:
A) Lungs
B) Gills
C) Skin
D) Fins
Which is a natural material?
A) Plastic
B) Glass
C) Cotton
D) Nylon
Which animal has scales and lives in water?
A) Frog
B) Snake
C) Goldfish
D) Sparrow
Bacteria are:
A) Non-living
B) Living microorganisms
C) A type of plant
D) A type of rock

Section B (Questions 9–14, 1 mark each, total 6 marks)

A material that allows most light to pass through is called _________. (transparent / opaque)
The body covering of a bird is _________.
An example of a mammal is _________.
A teddy bear is a _________ (living / non-living) thing.
Rubber is a _________ (natural / man-made) material.
Living things need _________, food and air to survive.

Section C (Questions 15–20, marks as stated, total 16 marks)

(3 marks) At a Singapore park, Siti sees a monitor lizard, a fern plant, a stone and a butterfly.
(a) List the living things. _____
(b) Give one characteristic shown by the fern plant. _____
(3 marks) Wei Ming thinks a toy robot is alive because it moves. Explain why the toy robot is non-living.
(3 marks) Compare wood and plastic for making a raincoat. Which is better and why?
(3 marks) Classify the following into animals and non-living objects:
cat, spoon, mosquito, book, dolphin.
Animals: ____________________
Non-living: ____________________
(2 marks) State two properties of metal that make it useful for a cooking pot.
(2 marks) Why are bacteria and fungi not placed in the plant group?

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Answers

Primary 3 Science Quiz - Diversity (Answer Key)

Total Marks: 30
Topic: Diversity (living/non-living, materials)

Section A Answers (1 mark each)

B) Rose plant
Teaching note: A rose plant is living because it grows, needs air/water/food, and can reproduce. Toy car, chair, cup are non-living made by humans.
B) Bird
Teaching note: Parrots have feathers and wings, lay eggs, and breathe with lungs → birds.
C) Plastic
Teaching note: Plastic does not absorb water; paper/cloth/sponge take in water.
C) Fungi
Teaching note: Mushrooms are fungi, not plants (they have no leaves/flowers like green plants).
B) Gills
Teaching note: Fish use gills to take oxygen from water.
C) Cotton
Teaching note: Cotton comes from the cotton plant → natural. Others are man-made.
C) Goldfish
Teaching note: Fish have scales and live in water. Frog is amphibian, snake reptile, sparrow bird.
B) Living microorganisms
Teaching note: Bacteria are tiny living things; they are not plants or non-living.

Section B Answers (1 mark each)

transparent
Note: Transparent lets most light through; opaque blocks light.
feathers
Note: Birds are covered with feathers.
(any correct e.g. dog, cat, human)
Marking: Accept any mammal example.
non-living
Note: Teddy bear cannot grow/reproduce/respond by itself.
natural
Note: Rubber comes from rubber tree sap.
water
Note: Living things need water, food, air.

Section C Answers

(3 marks)
(a) Living: monitor lizard, fern plant, butterfly (2 marks: 1 for list, 1 for completeness)
(b) Characteristic: can grow / reproduce / respond (1 mark)
Teaching: Stone is non-living; others show life processes.
(3 marks)
Answer: The toy robot is non-living because it does not need food, water or air, cannot grow by itself, and cannot reproduce. Its movement comes from batteries, not life processes. (3 pts: non-living stated 1, reason no needs 1, no growth/reproduce 1)
(3 marks)
Answer: Plastic is better. Wood absorbs water and becomes wet; plastic is waterproof so keeps user dry. (1 compare, 1 better choice, 1 reason)
(3 marks)
Animals: cat, mosquito, dolphin (2 marks)
Non-living: spoon, book (1 mark)
Note: Mosquito is an insect (animal).
(2 marks)
Answers: Strong (does not break easily) and good conductor of heat / not absorb water (1 mark each).
(2 marks)
Answer: They do not make food like green plants and have different features; bacteria are microorganisms, fungi absorb food. (1 each)