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2.2 Animal tissues, organs and organ systems

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Question 7
F

Ultraviolet light from the Sun is a form of ionising radiation. It is a risk factor for skin cancer.

a.

Explain how exposure to ultraviolet light can lead to a tumour forming in the skin.

[3]
b.

Two people spend the same amount of time in strong sunlight. Only one of them develops skin cancer. Suggest one reason why.

[1]
Markscheme

2.2 Animal tissues, organs and organ systems Questions

  1. GCSE
  2. /Biology
  3. /2.2 Animal tissues, organs and organ systems

179 exam-style questions on AQA GCSE Biology 2.2 Animal tissues, organs and organ systems, covering 2.2.1 The human digestive system, 2.2.2 The heart and blood vessels, 2.2.3 Blood, 2.2.4 Coronary heart disease: a non-communicable disease, 2.2.5 Health issues, 2.2.6 The effect of lifestyle on some non-communicable diseases, and 2.2.7 Cancer. Each one has a worked solution and a mark scheme showing where the marks go.

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