Mrs Griffith
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GCSE Biology AQA GSCE Quiz on Diffusion, created by Mrs Griffith on 16/11/2014.

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Mrs Griffith
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Diffusion

Question 1 of 4

1

What is the correct definition of diffusion?

Select one of the following:

  • The movement of particles from an area of high concentration to an area of low concentration

  • The movement of particles from an area of low concentration to an area of high concentration

  • Movement from high concentration to low concentration

  • Movement of gases

Explanation

Question 2 of 4

1

What factor will effect the rate of diffusion more in the human body?

Select one of the following:

  • the temperature

  • The concentration Gradient

  • The type of gas

  • The area of the body

Explanation

Question 3 of 4

1

Where is an example of where diffusion happens?

Select one of the following:

  • Carbon Dioxide from the lungs to the blood in the body

  • Oxygen from the lungs to the blood in the body

  • The uptake of water in the roots

Explanation

Question 4 of 4

1

Why does diffusion not happen in solids?

Select one of the following:

  • The bonds between the particles are too strong

  • They are too hard

  • There is no concentration gradient

  • The particles cannot move

Explanation