CAIE IGCSE Biology 13.1.2 Kidneys Excrete Urea and Excess Water Questions
Practise identifying urea, excess water and excess ions as kidney wastes and interpreting their removal from blood.
- Syllabus
- 2026–2028
- Course
- Biology 0610
Exam points
- state that kidneys excrete urea together with excess water and excess ions
- use renal artery and renal vein data to identify substances removed by a kidney
- predict urine-volume changes from water intake, sweating or environmental temperature
CAIE IGCSE Biology 13.1.2 Kidneys Excrete Urea and Excess Water Questions question 1
[Maximum number: 1]
The carbon dioxide produced during exercise is excreted. Urea is another substance that is excreted.
State the name of the organ that excretes urea.
kidney
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