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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Particles move randomly until they are:

The type of movement when particles spread evenly is:

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

Which statement describes net movement of particles?

What must exist for diffusion to happen efficiently?

What happens when equally distributed particles move randomly?

The diffusion of gases across lungs is called:

Waste products such as carbon dioxide are removed from cells by:

Diffusion will continue as long as there is:

What process allows oxygen to pass from alveoli into blood?

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

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