Science: P3 SA2 Revision Paper

Which of the following are the characteristics of things in group A?

A: They can grow bigger

B: They do not reproduce

C: They need air, food, and water to stay alive

D: They do not respond to changes around them

• A and C

• B and D

• A, B and C

• B, C and D

The dove and hummingbird are classified into the same group. Why is the bat classified into a different group?

• It has wings

• It cannot fly

• It breathes through the lungs

• It gives birth to live young

Answer explanation

A bat is a mammal that gives birth. The dove and hummingbird are birds that lay eggs.

A snail is kept in the glass jar below. The snail dies after a day.

Why is this so?

• It does not have air

• It has too much food

• It does not have food

• It does not have water

What is the similarity among the plants shown?

• They reproduce through spores

• They are non-flowering plants

• They produce fruits

• They grow in water

Which statement is true about the tomato plant?

• It has spore bags

• It grows in water

• It can bear fruits

• It has round shaped leaves

Which living thing below needs light for survival?

• Toadstool

• Bracket Fungi

• Grasshopper

• Hydrilla

Answer explanation

Hydrilla is a plant that needs light to make food

Agnes sees a scorpion on the ground. After observing the scorpion, she concludes that it cannot be classified as an insect. Which characteristic helps her to make her conclusion?

• Type of body covering

• Number of body parts

• Presence of wings

• Number of legs

Answer explanation

An insect has 6 legs but a scorpion has 8 legs

The table below shows the characteristics. of animals A, B, C, and D.

Animal ____________ can be a fish while animal _____________ can be a bird.

• A, B

• A, C

• B, D

• C, D

David reads some information on animal X and summarises its characteristics.

It has fur

It has a tail

It lives on land

It feeds its young with milk

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Below are two identical plants.

One of them is placed near a window while the other is placed in a cardboard box. They are watered daily.

In which setup will the plant stay alive after a week? Why?

• X: The plant has sunlight to make food

• X: The plant needs water only

• Y: The plant obtains food from the soil

• Y: The plant needs only water