Respiratory System Physiology Test 04 Online Preparation Shani Malik — January 16, 2021 in Biology Tests • 1 comment Respiratory System Physiology Test 04 Online Preparation 1. Major portion of CO2 formed during cellular respiration is transported to lung in form of?A. As free CO2 B. In combination of HbCO2C. H2CO3 D. HCO3 Loading... 2. How can combining of haemoglobin with oxygen in the lungs be promoted?A. By increasing the concentration of CO2 in blood B. By decreasing the concentration of oxygen in blood C. By inducing CO in the bloodD. By increasing the concentration of oxygen in blood Loading... 3. Respiratory centre in medulla is directly affected by?A. Arterial blood leaving itB. Arterial blood entering it C. Venous blood entering it D. Venous blood leaving it Loading... 4. Which of these factors influence our respiratory centre?A. Both (a) & (b) B. CO2 C. None of theseD. Water vapour Loading... 5. Oxygen carrier in the blood of vertebrate is?A. Haemoglobin can combine with oxygenB. Haemocyanin C. Cytochrome D. All of these Loading... 6. The impulse for voluntary forced breathing starts in the?A. Spinal cord B. CerebrunC. Medulla D. Vagus nerve Loading... 7. Sudden deep inspiration may be due to?A. Increase in concentration of carbondioxide B. Decrease in the concentration of carbondioxide C. Increase in the concentration of oxygen D. Either increase in the concentration of oxygen of decrease in concentration of carbondioxide Loading... 8. Which of these statements are correct?A. Oxygen is transported in all animals by blood B. All animals need oxygen for their respirationC. All animals take oxygen from water or air through lungs or gills D. All of the animals need a medium for cellular respiration Loading... 9. Oxygen in the blood is transported mainly by?A. RBCs B. WBCsC. PlateletsD. Blood plasma Loading... 10. Oxygen content in our expiratory air is?A. 25%B. 20% C. 4% D. 16% Loading... Loading...
Oxygen in blood is transported mainly by not WBCs but by RBCs
Plz correct