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Card 6

Front

The lungs are in the ____, which is separated from the ____ by the _____.

Back

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Card 7

Front

Why is an increased breathing rate useful in exercise?

Back

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Card 8

Front

How is the surface area of the small intestine increased?

Back

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Card 9

Front

How do the capillaries absorb the products of digestion?

Back

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Card 10

Front

How is the surface area of the roots increased?

Back

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Card 11

Front

What are the stomata used for?

Back

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Card 12

Front

The loss of water from the surface of a plant is known as____.

Back

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Card 13

Front

Why do plants wilt?

Back

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Card 14

Front

Blood flows from the heart to the organs via the ____ and back to the heart from the body via the _____.

Back

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Card 15

Front

In which vessel does blood flow in the organs?

Back

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