NCERT Exemplar Solutions for Class 11 Biology Chapter 4 Animal Kingdom These Solutions are part of NCERT Exemplar Solutions for Class 11 Biology. Here we have given NCERT Exemplar Solutions for Class 11 Biology Chapter 4 Animal Kingdom. VERY SHORT ANSWER QUESTIONS Question 1. What is the importance of pneumatic bones and air sacs in Aves? Solution: Birds possess light … [Read more...] about NCERT Exemplar Solutions for Class 11 Biology Chapter 4 Animal Kingdom