Question

Which of the following statements is correct?

I. Reabsorption of water occurs passively in the initial segment of nephron

II. Nitrogenous waste are absorbed by passive transport

III. Conditional reabsorption of Na⁺ and water takes place in DCT

VI. DCT reabsorbs HCO₃^–

V. DCT is capable of selective secretion of H⁺, K⁺ and NH₃ to maintain pH and Na⁺ -K⁺ balance in blood

VI. Substance like glucose, amino acids, Na⁺, etc I the filtrate are reabsorbed passive actively

• A. I and II
• B. II and III
• C. IV and V
• D. All

Answer 1

Answer: (B)

II and III