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Cambridge International AS & A Level Biology (9700)
1. Cell Structure
2. Biological Molecules
3. Enzymes
4. Cell Membranes and Transport
5. The Mitotic Cell Cycle
6. Nucleic Acids and Protein Synthesis
7. Transport in Plants
8. Transport in Mammals
8.1 The Circulatory System
8.1.1—Closed double circulation
8.1.2—Blood vessels
8.1.3—Main blood vessels
8.1.4—Blood vessel recognition
8.1.5—Plan diagrams of arteries and veins
8.1.6—Structure-function relationships
8.1.7—Blood cells
8.1.8—Water as main blood component
8.1.9—Tissue fluid
8.2 Transport of Oxygen and Carbon Dioxide
8.3 The Heart
9. Gas Exchange
10. Infectious Diseases
11. Immunity
Practical assessment skills
Mathematical and statistical skills
A-Level/CAIE/Biology//AS/Question Bank/8. Transport in Mammals/8.1 The Circulatory System/CAIE A-Level Biology AS 8.1.8 Water As Main Blood Component Questions

CAIE A-Level Biology AS 8.1.8 Water As Main Blood Component Questions

Explain water roles in blood plasma and transport using evidence from the question and mark scheme.

Syllabus
2028–2030
Course
Biology 9700
Level
AS

Exam points

  • Explain why water is the main component of blood plasma and its transport roles.

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