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ICSE Class 10 Biology Question 15 of 30

Model Question Paper 2 — Question 10

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Question

Question 4(e)

The diagram given alongside is the longitudinal section of a human kidney. Study the diagram and answer the questions that follow.

Label the parts numbered 1 and 3. Name the fluid that passes down from the part numbered as 4. Also write its main nitrogenous constituent. Model Question Paper 1, Concise Biology Solutions ICSE Class 10.

(i) Label the parts numbered 1 and 3.

(ii) Name the fluid that passes down from the part numbered as 4. Also write its main nitrogenous constituent.

(iii) Why does part 2 show a striped appearance?

Answer

(i) The parts labelled 1 and 3 are:

  • 1 → Cortex
  • 3 → Pelvis

(ii) The fluid is urine. Its main nitrogenous constituent is Urea.

(iii) Henle's loops and collecting ducts lie in the medulla of kidneys giving it a striped appearance.