Q. The tubular epithelial cells in different segments of nephron perform reabsorption either by active or passive mechanisms. For example , substances like glucose , amino acids , Na + etc in the filterate are reabsorbed ______A______whereas the nitrogenous wastes are absorbed by _____B______
A B
1 Actively Passive transport
2 Passively Active transport
3 Activley Facilitated diffusion
4 Facilitated diffusion Actively

 1999  228 Excretory Products and their Elimination Report Error

Solution:

Correct answer is (a) 1