Which one of the following is an exclusive character of class Mammalia?

  • A
    Presence of a completely $4$-chambered heart
  • B
    Homoiothermy
  • C
    Presence of a muscular diaphragm
  • D
    Internal fertilization

Explore More

Similar Questions

The order $Cetacea$ includes:

The only poisonous mammal is:

All of the following are mammals that live entirely in water,except:

Which among these is the correct combination of aquatic mammals?

‘Bat’ is classified as a mammal because

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo