More cards in this set

Card 26

Front

Describe what happens to the guard cells during photosynthesis.

Back

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Card 27

Front

What minerals do plants need?

Back

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Card 28

Front

What are nitrates used for in plants and what happens without them?

Back

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Card 29

Front

What are potassium compounds used for in plants and what happens without them?

Back

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Card 30

Front

What are phosphates used for in plants and what happens without them?

Back

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Card 31

Front

What is magnesium used for in plants and what happens without it?

Back

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Card 32

Front

Why do farmers use fertilizers?

Back

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