CAIE IGCSE Biology 13.1.1 Carbon Dioxide Is Excreted Through Questions
Practise identifying carbon dioxide as a metabolic waste excreted from the human body through the lungs.
- Syllabus
- 2026–2028
- Course
- Biology 0610
Exam points
- state carbon dioxide as a metabolic waste substance excreted through the lungs
- recognise water vapour as an additional substance lost in exhaled air when accepted
CAIE IGCSE Biology 13.1.1 Carbon Dioxide Is Excreted Through Questions question 1
The kidney is an organ in the excretory system.
Question (a)
(a)
Describe what is meant by the term excretion.
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Question (b)
(b)
State the name of the substance excreted by the lungs.
(c) Fig. 4.1 shows a simplified diagram of a cross-section of a kidney.
Fig. 4.1
[ 1 ]
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