In human beings the oxygen rich blood is pumped out to the body by :

In human beings the oxygen rich blood is pumped out to the body by :
  1. contraction of right atrium
  2. relaxation of left ventricle
  3. contraction of right ventricle
  4. contraction of left ventricle

Solution

Contraction of Left Ventricle.

Asked in: CBSE

Practice more LIFE PROCESSES questions on Aicharya