P4 Science · Chapter 4brightbit.net/worksheets
Adaptations of Plants
Name: ______________________Class: ________Date: ____________Score: ____ / 10
- 1.
What is an adaptation?
(a) A change in the weather affecting a plant(b) A feature that helps a living thing survive in its environment(c) The process by which plants make food(d) A type of disease that affects plants
- 2.
The cactus has thick, fleshy stems. What is the purpose of this adaptation?
(a) To attract insects for pollination(b) To store water in dry desert environments(c) To protect itself from large animals(d) To absorb more sunlight
- 3.
Why do cacti have spines instead of leaves?
(a) To attract pollinators(b) To reduce water loss and deter animals from eating them(c) To collect rainwater more efficiently(d) To help the cactus climb other plants
- 4.
Water lilies have broad, flat leaves that float on the water surface. How does this help the plant?
(a) It helps the plant absorb minerals from the water(b) It maximises the leaf surface exposed to sunlight for photosynthesis(c) It reduces the amount of water the plant absorbs(d) It protects the plant from water predators
- 5.
The pitcher plant catches and digests insects. Why does it need to do this?
(a) It cannot carry out photosynthesis(b) It lives in soil that is poor in minerals (especially nitrogen)(c) It needs insects to help it reproduce(d) It has no roots to absorb water
- 6.
Mangrove trees have prop roots that extend from their stems into the mud. What is ONE function of these roots?
(a) To absorb more sunlight(b) To anchor the tree in soft, waterlogged soil(c) To store food for the tree(d) To attract animals for seed dispersal
- 7.
A plant living in a very shady forest has very large, dark green leaves. Which adaptation helps it survive in low-light conditions?
(a) Large leaves increase surface area to absorb more of the little available light(b) Dark leaves absorb less light to avoid damage(c) Large leaves help the plant store more water(d) Dark green colour attracts more insects
- 8.
Which of the following is an adaptation of the cactus to prevent water loss?
(a) Broad flat leaves(b) Spines instead of leaves(c) Shallow, wide roots(d) Bright flowers
- 9.
State ONE adaptation of the water hyacinth that allows it to float on water.
- 10.
How do the long roots of a cactus help it survive in the desert?
Answer key — P4 Science: Adaptations of Plants
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- 1.(b) A feature that helps a living thing survive in its environment
- 2.(b) To store water in dry desert environments
- 3.(b) To reduce water loss and deter animals from eating them
- 4.(b) It maximises the leaf surface exposed to sunlight for photosynthesis
- 5.(b) It lives in soil that is poor in minerals (especially nitrogen)
- 6.(b) To anchor the tree in soft, waterlogged soil
- 7.(a) Large leaves increase surface area to absorb more of the little available light
- 8.(b) Spines instead of leaves
- 9.air-filled spongy bulbs at the base of its leaves
- 10.they spread wide near the surface to absorb rainwater quickly over a large area
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