What type of heart do crocodiles, birds, and mammals possess?

What type of heart do crocodiles, birds, and mammals possess?
  1. 2-chambered heart
  2. 3-chambered heart
  3. 4-chambered heart
  4. None of the above

Solution

Crocodiles, birds, and mammals possess a 4-chambered heart with two atria and two ventricles.

Asked in: NCERT

Practice more Body Fluids and Circulation questions on Aicharya