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2.2 Animal tissues, organs and organ systems

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Question 39
F

Chewing food is an example of mechanical digestion. Enzymes carry out chemical digestion.

a.

Give one part of the digestive system, other than the mouth, in which mechanical digestion happens.

[1]
b.

Explain why chewing food increases the rate at which the food is chemically digested.

[2]
c.

A person swallows their food without chewing it. Suggest one effect this has on the digestion of the food.

[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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