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2.2 Animal tissues, organs and organ systems

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Question 32

Thirty adults began attending regular swimming sessions. The table shows the group's mean measurements before the sessions began and six months later.

MeasurementBefore sessionsSix months later
Body mass (kg)78.076.5
Blood pressure (mmHg)132/84128/82

Evaluate the claim that attending the swimming sessions reduced the group's risk of cardiovascular disease.

[4]
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2.2 Animal tissues, organs and organ systems Questions

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

304 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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