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?

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

Stomata in leaves mainly facilitate the exchange of:

Cells adapted for diffusion must always have:

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

A thin exchange surface is advantageous because it:

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

What do plant roots mainly exchange with the environment?

Which feature of the human small intestine aids nutrient absorption?

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

How is a steep diffusion gradient maintained in animals?

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