HARD
Upper Secondary: IGCSE
IMPORTANT
Earn 100

The diagram below shows what happens during filtration in the glomerulus of a kidney.

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(f) Explain what happens to molecules in the filtrate before urine leaves the kidney. 

Important Questions on Excretion

HARD
Upper Secondary: IGCSE
IMPORTANT
Cambridge IGCSE® Biology Coursebook Third Edition>Chapter 12 - Excretion>Questions>Q 12.1
Name two excretory products of animals.
HARD
Upper Secondary: IGCSE
IMPORTANT
Cambridge IGCSE® Biology Coursebook Third Edition>Chapter 12 - Excretion>Questions>Q 12.2
What processes produce carbon-dioxide and urea?
HARD
Upper Secondary: IGCSE
IMPORTANT
Cambridge IGCSE® Biology Coursebook Third Edition>Chapter 12 - Excretion>Questions>Q 12.3
What happens to the excess protein you eat?
HARD
Upper Secondary: IGCSE
IMPORTANT
Cambridge IGCSE® Biology Coursebook Third Edition>Chapter 12 - Excretion>Questions>Q 12.4
What is a kidney tubule?
HARD
Upper Secondary: IGCSE
IMPORTANT
Cambridge IGCSE® Biology Coursebook Third Edition>Chapter 12 - Excretion>Questions>Q 12.5
Which blood vessels bring blood to the kidneys?
HARD
Upper Secondary: IGCSE
IMPORTANT
Cambridge IGCSE® Biology Coursebook Third Edition>Chapter 12 - Excretion>Questions>Q 12.6
What is a glomerulus?
HARD
Upper Secondary: IGCSE
IMPORTANT
Cambridge IGCSE® Biology Coursebook Third Edition>Chapter 12 - Excretion>Questions>Q 12.7
How is a blood pressure built up in a glomerulus?
HARD
Upper Secondary: IGCSE
IMPORTANT
Cambridge IGCSE® Biology Coursebook Third Edition>Chapter 12 - Excretion>Questions>Q 12.8
Why is this high blood pressure needed in glomerulus?