Question

which of the following statement is true about respiration?
a) During inhalation ribs move inward and diaphragm is raised
b)in alveoli exchange of gases takes place oxygen from blood into alveolar air.
c) haemoglobin has greater affinity for carbon dioxide than oxygen
d) alveoli increase the surface area for absorption of gases

(i) a&d. (ii) b&c. (iii) a&c (iv) b&d​

Answer 1

Answer:

(i) a and d

Hope It is helpful.

Mark me as brainlist