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2.2 Animal tissues, organs and organ systems

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Question 26

A red blood cell is carried in the blood from the lungs back to the heart.

Which chamber of the heart does the red blood cell enter first?

[1]
A

Right ventricle

B

Left atrium

C

Left ventricle

D

Right atrium

Markscheme

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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