RBSE Solutions for Class 12 Biology Chapter 25 Man-Excretory System

RBSE Solutions for Class 12 Biology Chapter 25 Man-Excretory System Rajasthan Board RBSE Class 12 Biology Chapter 25 Man-Excretory System RBSE Class 12 Biology Chapter 25 Multiple Choice Questions Question 1. The main excretory substance in human is: (a) Uric acid (b) Ammonia (c) Urea (d) Amino acid Answer: (c) Urea Question 2. The main excretory … Read more