New Science eTextbook 4A (UPC)

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2. Do plants compete with each other? In this thick forest, what do they compete for? Write the correct answers on the . 3. How do these plants survive in competition?

Look for information online or in the library. See how animals escape from predators.

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1

2

Frogs have protective colours.

2

The weak stem climbs up another tree to grow upwards.

The whole plant grows on a tall trunk.

and

These two plants compete for

Sea urchins have spikes.

.

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3

4

Leafy sea dragons know how to pretend.

Prop roots grow into the soil to support the extending branches.

Roots spreading over the soil to stabilise the growing tree.

The roots of these two trees compete for

to

support the whole tree.

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