More cards in this set

Card 16

Front

What are the problems of biological control?

Back

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Card 17

Front

What are the alternatives to intensive farming?

Back

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Card 18

Front

What are the problems with organic farming?

Back

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Card 19

Front

What do plants need magnesium for and what happens if they don't get enough?

Back

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Card 20

Front

What does the stomata do?

Back

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Card 21

Front

How does the stomata work?

Back

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Card 22

Front

What four factors increase transpiration rate?

Back

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