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Biology µGCSE:

The Kidney

10 quick questions - for GCSE and iGCSE




10 minutes maximum! (can you do it in 5?)

1+2: The diagram shows the kidneys and bladder:


kidneys and bladder image

1. X in the diagram is the .
2. Y is the .

3- 5: These questions are about the function of the kidney:

detailed diagram of the kidney

3. Where does ultrafiltration takes place?

4. Where does reabsorption of glucose takes place?

5.  The name of the liquid found in D is ..

  • A. Plasma
  • B. Urea
  • C. Urine
  • D. Water

6-7: The diagram shows the end of a nephron and associated glomerulus.

nephron and glomerulus

6. The blood in X contains blood cells, urea, glucose, protein, mineral ions, water.  Which of these is absent in the blood in Y?
  • A. Urea
  • B. Glucose
  • C. Protein
  • D. Mineral ions
7. In a healthy person the filtrate in Z does not contain ..
  • A. urea
  • B. glucose
  • C. protein
  • D. mineral ions

8. In a healthy person there is no glucose in the urine. Glucose is reabsorbed in the first coiled tube by ..

  • A. diffusion
  • B. osmosis
  • C. active uptake
  • D. diffusion and active uptake
9+10: A hormone, ADH helps to regulate the composition of our body fluids. This hormone acts on the collecting duct.

9. What happens to the volume and concentration of our urine in hot weather?

  Volume of urine Concentration of urine
A Increases Increases
B Increases Decreases
C Decreases Increases
D Decreases Decreases

10. In cold weather which of the following is correct?

  Amount of ADH Permeability of collecting duct
A increases increases
B increases decreases
C decreases increases
D decreases decreases