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

Which adaptation improves the gas exchange efficiency in animals?

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

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

How is a steep diffusion gradient maintained in animals?

How do larger organisms overcome the problem of low surface area to volume ratio?

Stomata in leaves mainly facilitate the exchange of:

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

What do plant roots mainly exchange with the environment?

Which feature of the human small intestine aids nutrient absorption?

Cells adapted for diffusion must always have:

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