How do plants use leaves to

make food?

What plants need?

1- food

2- air

3- water

4- space to grow

How Plants make their own food?

Plants get energy from the sun to make food.

Energy enters and helps plants make food.

………. …………. …………. …………..

How leaves help plants?

air water plants food Sunlight energy

photosynthesis

Carbon dioxide = a gas in air that is absorbed by plants

Pollution air people breathe out

Other ways leaves help plants

1- leaves can help plants control the amount of water in or out of plant.

Leaves let some water out through tiny holes on their surface. Or

a plant can stop water loss by closing these holes.

2- leaves can protect the plant from being eaten.

Poisonous Leaves can be sharp to chew tough

Plants in dry environments may have: - wax (sticky yellowish substance)

- fuzz-coated leaves.(fluffy hair)

This coating helps keep in water