Test Index

Class 11 NEET Biology Body Fluids and Circulation

© examsnet.com

Question : 52

Total: 106

Which two of the following changes (i -iv) usually tend to occur in the plain dwellers when they move to high altitudes (3,500m or more)?
(i) Increase in red blood cell size
(ii) Increase in red blood cell production
(iii) Increased breathing rate
(iv) Increase in thrombocyte count Changes occurring are

(ii) and (iii)
(iii) and (iv)
(i) and (iv)
(i) and (ii)

Go to Question:

Prev Question

Next Question