1.6 Diffusion (GCSE Biology)

The following is a GCSE Biology test covering '1.6 Diffusion'

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Question 1

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What process allows oxygen to pass from alveoli into blood?

What is the term for the difference in concentration between two areas?

What affects the rate of diffusion most significantly?

Molecules or ions in diffusion move:

If there is no concentration difference, diffusion:

What does an increase in temperature do to the rate of diffusion?

What term is used to describe molecule movement in diffusion?

Substances such as glucose and oxygen move into cells by:

Which statement describes net movement of particles?

Which cell adaptation speeds up diffusion of gases into and out of the blood?

Diffusion is the spreading out of particles from an area of:

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