3381. Percentage of CO2 carried as carboxyhaemoglobin is_________?
✅ C. 20%
Option A: 5% Option B: 70% Option C: 20% Option D: 10% Correct Answer : 20% Read more
Author: Sheeraz Ahmed – Page 170
3382. Arterial blood contains _________ of CO2 per 100 ml of blood
✅ D. 50 ml
Option A: 54 ml Option B: 60 ml Option C: 64 ml Option D: 50 ml Correct Answer : 50 ml Read more
3383. ATP are consumed during___________?
✅ A. Glycolysis
Option A: Glycolysis Option B: Krebs cycle Option C: Light dependent phase Option D: none of these Correct Answer : Glycolysis Read more
3384. Breaking of terminal phosphate of ATP releases about ___________ Kcal of energy?
✅ D. 7.3
Option A: 6.1 Option B: 6.3 Option C: 7.1 Option D: 7.3 Correct Answer : 7.3 Read more
3385. Functional units of lungs are called________?
✅ B. Air sacs
Option A: Alveoli Option B: Air sacs Option C: Parabronchi Option D: None of these Correct Answer : Air sacs Read more
3386. Lungs are spongy due to the presence of million of___________?
✅ B. Alveoli
Option A: Air sacs Option B: Alveoli Option C: Bronchioles Option D: Parabronchi Correct Answer : Alveoli Read more
3387. ___________ respiration is directly involved in the production of energy, necessary for all living activities?
✅ B. Cellular
Option A: Organismic Option B: Cellular Option C: Both of these Option D: None of these Correct Answer : Cellular Read more
3388. Lungs are covered with double layered thin membranous sac called___________?
✅ B. Pleura
Option A: Disphragm Option B: Pleura Option C: Pericardium Option D: Rib cage Correct Answer : Pleura Read more
3389. ___________ respiration is the process by which cell utilized oxygen and produces CO2 ?
✅ A. Cellular
Option A: Cellular Option B: Organismic Option C: Both of these Option D: None of these Correct Answer : Cellular Read more
3390. During rest the breathing occurs rhythmically at the frequency of _________ times per minute in human?
✅ B. 15-20
Option A: 16-30 Option B: 15-20 Option C: 5?10 Option D: 6?12 Correct Answer : 15-20 Read more