The exchange of gases in the respiratory process takes place in the

(Q.26)  ........................ process uses ATP to drive the reactions-

(A) Exothermic (B) Endothermic (C) Exo- endothermic (D) None (Q.27)  Blood from the heart enters the lungs from the:

(A) Right auricle (B) Right ventricle (C) Left auricle (D) Left ventricle (Q.28)  The exchange of gases in the respiratory process takes place in the:

(A) Nostrils (B) Bronchioles (C) Trachea (D) Alveoli (Q.29)  The respiratory pigment in the mammalian blood is:

(A) Haemocyanin (B) Haemoerythrin (C) Haemoglobin (D) Fucoxanthin (Q.30)  The instrument used to measure the blood pressure is:

(A) Barometer (B) Sphygmomanometer (C) Anaeroid barometer (D) Haemocytometer