1.10 Exchanging Materials (GCSE Biology)

The following is a GCSE Biology test covering '1.10 Exchanging Materials'

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Question 1

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What structure in fish increases the surface area for gas exchange?

Why is it easier for small organisms to exchange materials directly with their environment?

What do plant roots mainly exchange with the environment?

A thin exchange surface is advantageous because it:

Which adaptation improves the gas exchange efficiency in animals?

Which feature of the human small intestine aids nutrient absorption?

Which factor is very important for efficient exchange of materials between organisms and their environment?

Where can efficient gas exchange surfaces be typically found in humans?

What is a disadvantage of a decreasing surface area to volume ratio in larger organisms?

Stomata in leaves mainly facilitate the exchange of:

As organisms increase in size, their surface area to volume ratio:

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