photosynthesis-lesson 3

• Biologie
• Middelbare school
• havo, vwo
• Leerjaar 1

Photosynthesis

lesson 3

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Huidmondjes - stomata

What does the leaf do?

• The palisade layer does photosynthesis.
• The stomata do gas exchange.
• The spongy layer stores gasses.
• The vessels transport water and chemicals into and out of the leaf.
• The cuticle and epidermis protect the leaf.

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The plant absorbs sunlight through the palisade cells.

The plant absorbs water and nutrients through the roothair cells.

The plant transports water and nutrients up through the xylem vessels.

The plant transports sugars and nutrients down through the phloem vessels.

The plant absorbs carbon dioxide through the stomata cells.

The plant releases oxygen through the stomata cells.

Chlorophyll 

Carbon dioxide 

Water

Chloroplast

Leaf

absorbed by roots from the soil 

Diffuses into the leaves from the air

Aborbs light energy

Contains chorophyll

Carries out photosynthesis

food store

radicle

plumule

skin

micropyle

Put the words in the correct order, starting with pollination. 

pollination

growth

germination

fertilization

dispersal