Q. Which is not correct for birds?
A) Exothermic
B) Pneumatic bones
C) Lung with air sacs
D) Amniotes
Explanation
Birds have pneumatic bones, lungs with air sacs and embryonic membranes (i.e., amnion, chorion, yolk sac and allantois).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.