Question

What is reabsorption?

(a) Absorption of the filtrate by the renal tubules

(b) Secretion of nutrients by the filtrate

(c) Absorption of retentate by the renal tubules

(d) Absorption of proteins and carbohydrates only

I got this question by my school principal while I was bunking the class.

Asked question is from Urine Formation topic in portion Excretory Products and Elimination of Biology – Class 11

Answer 1

Correct choice is (a) Absorption of the filtrate by the renal tubules

The explanation: The absorption of the filtrate by the renal tubules is termed as reabsorption. The tubular epithelial cells in different segments of the nephron perform this either by active or passive mechanisms.