RRB GROUP D Biology Quiz - 38

Attempt now to get your rank among 3 students!

Question 1:

With whom round revolution related to-

Question 2:

Blood pressure in human beings is measured by-

Question 3:

In human body fats are stored in the ?

Question 4:

What fraction of Human Blood is Plasma?

Question 5:

Which of the following aquatic fauna is/ are mammals?
1. Sea Urchins
2. Elephant seal
3. Sea lions
Select the correct option from the codes given below: