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Primary 5 Science Practice Paper 4

Free P5 Science Practice Paper 4, Ox AI version, with questions, answers, and syllabus-aligned practice for Singapore students.

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Primary 5 Science AI Generated Generated by Ox Alpha Updated 2026-08-27

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Questions

TuitionGoWhere Practice Paper - Science Primary 5

TuitionGoWhere Practice Paper (AI)

Subject: Science Level: Primary 5 Paper: Practice Paper — Topic: Diversity (Version 4 of 5) Duration: 75 minutes Total Marks: 70

Name: ______________________ Class: ____________ Date: ____________

Instructions

Answer all 20 questions. Write your answers in the spaces provided.
Section A: Questions 1–5 (2 marks each). Section B: Questions 6–10 (3 marks each). Section C: Questions 11–15 (4 marks each). Section D: Questions 16–20 (5 marks each).
Marks are shown in brackets [ ] at the end of each question or part.
Use correct scientific terms where possible. Check your work before handing in.

Note: This AI-generated practice paper is aligned to the MOE Primary Science Syllabus (Diversity theme). It is syllabus-first practice material and is not extracted from any specific past-year examination paper.

Section A (Questions 1–5, 10 marks)

Question 1 [2] Sort each item into the correct column of the table below. Tick (✓) one column for each item.

Item	Living	Once alive	Never alive
Bread mould
Cotton T-shirt
Glass marble
Potted fern
Leather belt
Tap water

Question 2 [2] Which statement correctly tells a bird apart from a mammal? Circle the correct option.

(a) Birds can fly, but mammals cannot fly. (b) Birds have feathers and beaks; mammals have hair and their young feed on the mother's milk. (c) Birds lay eggs; all mammals give birth to live young. (d) Birds breathe with lungs; mammals breathe with gills.

Question 3 [2] A ladder is made of aluminium instead of clay. Complete the sentence using two words from the box. Each word may be used once only.

strong light heavy brittle

Aluminium is chosen because it is ______________ and ______________.

Question 4 [2] Write True or False for each statement about fungi and bacteria.

Statement	True / False
(a) Yeast is a fungus.
(b) All bacteria are harmful to humans.
(c) Mould growing on bread is a fungus.
(d) Fungi can make their own food like green plants do.

Question 5 [2] Sort the plants into the correct groups.

hibiscus fern moss pine orchid grass

Flowering plants	Non-flowering plants

Section B (Questions 6–10, 15 marks)

Question 6 [3] The flowchart key below is used to sort animals into groups.

Image pending generation: diagram for Q6.

Use the key to name the group each animal belongs to.

Animal	Observable features	Group
Python	Dry scales; lays eggs on land	______________
Guppy	Wet scales; lives in water	______________
Rabbit	Has fur; feeds its young milk	______________

Question 7 [3] Complete the table. For each animal, write its animal group and one observable feature that supports your answer.

Animal	Group	One supporting feature
Shark
Penguin
Bat

Question 8 [3] Four strips of different materials — A (plastic), B (wood), C (metal), D (cardboard) — were cut to the same length and thickness. Each strip was supported at both ends, and masses were hung at its centre until the strip bent sharply or broke.

Material	Largest mass held before bending sharply or breaking
A (plastic)	200 g
B (wood)	500 g
C (metal)	1000 g
D (cardboard)	50 g

(a) Which material is the strongest? ______________ [1] (b) State one variable that must be kept the same for a fair test. ______________ [1] (c) Why should the test be repeated several times for each material? ______________ [1]

Question 9 [3] When Ravi touched a Mimosa plant, its leaves folded up quickly.

(a) Which characteristic of living things did the Mimosa plant show? ______________ [1] (b) Give one other example of a living thing responding to changes around it. ______________ [1] (c) State one other characteristic that all living things share. ______________ [1]

Question 10 [3] Six small animals were caught in the school garden: ant, butterfly, spider, grasshopper, housefly, beetle. Complete the grouping chart by writing each animal in the correct box. Each animal is used once only.

Image pending generation: diagram for Q10.

Has 8 legs: ______________ Has 6 legs and has wings: ______________ Has 6 legs and does not have wings: ______________

Section C (Questions 11–15, 20 marks)

Question 11 [4] Mei Ling collected leaf specimens and used the classification chart below to identify them.

Image pending generation: diagram for Q6.

Use the key to name the group each animal belongs to.

Animal	Observable features	Group
Python	Dry scales; lays eggs on land	______________
Guppy	Wet scales; lives in water	______________
Rabbit	Has fur; feeds its young milk	______________

Question 7 [3] Complete the table. For each animal, write its animal group and one observable feature that supports your answer.

Animal	Group	One supporting feature
Shark
Penguin
Bat

Material	Largest mass held before bending sharply or breaking
A (plastic)	200 g
B (wood)	500 g
C (metal)	1000 g
D (cardboard)	50 g

Question 9 [3] When Ravi touched a Mimosa plant, its leaves folded up quickly.

Image pending generation: diagram for Q10.

Has 8 legs: ______________ Has 6 legs and has wings: ______________ Has 6 legs and does not have wings: ______________

Section C (Questions 11–15, 20 marks)

Question 11 [4] Mei Ling collected leaf specimens and used the classification chart below to identify them.

Image pending generation: diagram for Q11.

(a) Which leaf (letter) belongs to a pine tree? ______________ [1] (b) Mei Ling found a leaf with one single blade and veins forming a net pattern. Which leaf is it? ______________ [1] (c) How many leaves in the chart are broad leaves? ______________ [1] (d) State one difference between leaf A and leaf C based on the chart. ______________ [1]

Question 12 [4] Aisha tested three materials to make an umbrella canopy.

Material	Does it absorb water?	Does it bend easily?
Cotton	Yes	Yes
Plastic sheet	No	Yes
Aluminium foil	No	No

(a) Why is cotton not suitable? ______________ [1] (b) Why is aluminium foil not suitable? ______________ [1] (c) Which material is the most suitable? ______________ [1] (d) State one other property the umbrella material should have. ______________ [1]

Question 13 [4] A slice of bread was left in a warm, damp cupboard. After three days, fuzzy grey patches appeared on it.

(a) What grew on the bread? ______________ [1] (b) Is this organism living? Give one reason for your answer. ______________ [1] (c) How do organisms like this help return nutrients to the environment? ______________ [1] (d) State two conditions that helped it grow. ______________ [2]

Question 14 [4] Study the two plants: fern and hibiscus.

(a) State the plant group (flowering or non-flowering) of each plant. [2] (b) How does the fern reproduce? ______________ [1] (c) State one difference between flowering and non-flowering plants. ______________ [1]

Question 15 [4] Sarah's family is choosing a material for a window pane.

Material	Does it let light through?	Does it break easily?	Can it be cut easily?
Glass	Yes	Yes	No
Clear plastic	Yes	No	Yes
Wood	No	No	Yes

(a) Why is wood not suitable? ______________ [1] (b) Give one reason clear plastic may be chosen over glass for a young child's bedroom. ______________ [1] (c) Give one advantage glass has over clear plastic. ______________ [1] (d) Name the property that allows light to pass through a material. ______________ [1]

Section D (Questions 16–20, 25 marks)

Question 16 [5] Four organisms were observed and recorded in the table.

Organism	Makes its own food?	Reproduces by seeds?
Mushroom	No	No
Moss	Yes	No
Cat	No	No
Rose plant	Yes	Yes

(a) Which organism is a fungus? ______________ [1] (b) Why may mushroom and moss be placed in the same group? ______________ [1] (c) Which organism gives birth to live young? ______________ [1] (d) A kitten grows into an adult cat. Which characteristic of living things is shown? ______________ [1] (e) Is the rose plant flowering or non-flowering? ______________ [1]

Question 17 [5] Ben hung masses on three bags of the same size until each tore.

Bag	Largest mass held before tearing
Plastic	2000 g
Paper	500 g
Cloth	1500 g

(a) Which bag is the strongest? ______________ [1] (b) State one variable kept the same for a fair test. ______________ [1] (c) Why should Ben repeat the test? ______________ [1] (d) Which bag should Ben use to carry heavy books? Explain your choice. ______________ [2]

Question 18 [5] May put yeast and sugar water in a bottle and sealed a balloon over its neck. After an hour, the balloon inflated.

(a) Which gas filled the balloon? ______________ [1] (b) Is yeast living? Give one reason from the experiment. ______________ [1] (c) Which characteristic of living things did the yeast show? ______________ [1] (d) May set up a second identical bottle without yeast. What is the purpose of this setup? ______________ [1] (e) Predict what happens to the balloon in the second bottle. ______________ [1]

Question 19 [5] Four materials were tested for making a raincoat.

Material	Absorbs water?	Flexible?
A	No	No
B	Yes	Yes
C	No	Yes
D	Yes	No

(a) Which material is the best for a raincoat? ______________ [1] (b) Give two reasons for your answer. ______________ [2] (c) Which material is the worst? ______________ [1] (d) State one other property a raincoat material should have. ______________ [1]

Question 20 [5] Sort these items into the table: wooden chair, iron nail, mushroom, dried leaf, plastic ruler, goldfish.

Living	Once alive	Never alive

(a) Complete the table above. [3] (b) Explain why the wooden chair is classified as you did. ______________ [1] (c) Which two items can grow? ______________ [1]

— End of Paper —

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Answers

TuitionGoWhere Practice Paper - Science Primary 5 — Answer Key

Subject: Science | Level: Primary 5 | Topic: Diversity (Version 4 of 5) | Total Marks: 70

Section A

Q1 [2] — Bread mould: Living ✓; Cotton T-shirt: Once alive ✓; Glass marble: Never alive ✓; Potted fern: Living ✓; Leather belt: Once alive ✓; Tap water: Never alive ✓.

Q2 [2] — (b)

Q3 [2] — strong; light

Q4 [2] — (a) True; (b) False; (c) True; (d) False

Q5 [2] — Flowering: hibiscus, orchid, grass. Non-flowering: fern, moss, pine.

Section B

Q6 [3] — Python: Reptile; Guppy: Fish; Rabbit: Mammal

Q7 [3] — Shark: Fish — wet scales / lives in water / has fins and gills (any one). Penguin: Bird — has feathers / has a beak (any one). Bat: Mammal — has hair/fur / feeds its young milk (any one).

Q8 [3] — (a) C (metal). (b) Any one: same length/thickness of strips; same position of supports; mass hung at the same point; added in equal steps. (c) To confirm the results are reliable / to reduce the chance of error or a one-off result.

Q9 [3] — (a) It responds to changes around it (sensitivity). (b) Any valid example, e.g., a sunflower shoot growing towards light; an earthworm moving away from light. (c) Any one: needs food, water and air; grows; reproduces; gets rid of waste; dies eventually.

Q10 [3] — Has 8 legs: spider. Has 6 legs and has wings: butterfly, grasshopper, housefly, beetle. Has 6 legs and does not have wings: ant.

Section C

Q11 [4] — (a) E. (b) A (Hibiscus). (c) 4 (A, B, C, D). (d) Any one: A is a simple leaf while C is a compound leaf; A has net-pattern veins while C has leaflets in pairs along a stalk.

Q12 [4] — (a) It absorbs water, so rain would soak through. (b) It does not bend easily (too stiff), so it would tear/crease when folded. (c) Plastic sheet. (d) Any one: strong; light; durable; cheap.

Q13 [4] — (a) Mould (a fungus). (b) Yes — it grew/spread, showing it is a living thing (or: it is a living organism that grows and reproduces). (c) They break down (decompose) dead material, returning nutrients to the soil. (d) Warmth and moisture (damp conditions).

Q14 [4] — (a) Fern: non-flowering; Hibiscus: flowering. (b) By spores. (c) Flowering plants bear flowers and produce seeds in fruits; non-flowering plants do not bear flowers (they reproduce by spores).

Q15 [4] — (a) It does not let light through (not transparent). (b) It does not break easily, so it is safer. (c) Any one: it is harder / does not scratch easily / stays clearer longer. (d) Transparency (transparent).

Section D

Q16 [5] — (a) Mushroom. (b) Both reproduce by spores / neither reproduces by seeds (both are non-flowering). (c) Cat. (d) Growth. (e) Flowering.

Q17 [5] — (a) Plastic. (b) Any one: same size of bags; same type/size of masses; masses added in equal steps; hung at the same point. (c) To make his results reliable / to confirm the result was not due to chance. (d) Plastic bag — it held the largest mass (2000 g) before tearing, so it is the strongest.

Q18 [5] — (a) Carbon dioxide. (b) Yes — it released gas (showing respiration/a life process), so it is living. (c) Respiration (accept: shows life processes). (d) As a control/comparison to show the gas was produced by the yeast. (e) The balloon stays deflated / does not inflate (no gas produced).

Q19 [5] — (a) C. (b) It does not absorb water (keeps wearer dry) and it is flexible (easy to move in). (c) D. (d) Any one: strong; light; durable.

Q20 [5] — (a) Living: mushroom, goldfish. Once alive: wooden chair, dried leaf. Never alive: iron nail, plastic ruler. (b) It is made of wood, which came from trees that were once alive. (c) Mushroom and goldfish.

End of Answer Key