Red blood cells with nucleus found in A) camel B) dog C) man D) lion

Correct Answer - `(i) 9/20 (ii) 7/20 (iii) 4/5 (iv) 11/20 (v) 13/20`

Correct Answer - Carbonic anhydrase, bicarbonate ions `(HCO_(3)^(-)), H^(+)`

C) Cell theory

A) haemoglobin

C) Both Camel and Ulama

B) White blood cells

Correct option is B) 5 millions

Correct option is B) Shark

Correct option is A) Leucocytes

C) The low air pressure requires more red blood corpuscles to supply the body cells with oxygen.