Q. Which one of the following characters is not typical of the class-Mammalia?
A) Seven cervical vertebrae
B) Thecodont dentition
C) Ten pairs of cranial nerves
D) Alveolar lungs
Explanation
Mammals have 12 pairs of cranial nerves.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.