Excretion in humans — task. Biology CBSE Live product, Class 10 (2025-26).

Tick the correct choice:

Assertion (A): The distal convoluted tubule (DCT) joins the collecting duct in a nephron.

Reason (R): Tubules from different nephrons converge into the collecting duct, which empties into the ureter.

Both A and R are true, but R is not the correct explanation of A
A is true, but R is false
Both A and R are true, and R is the correct explanation of A
A is false, but R is true

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3. Excretion in humans

Question: