MCQ ON CELL DIVISION CLASS 11

MCQ ON CELL DIVISION CLASS 11

1. The most common substrate of respiration is _________.
a. Fats
b. amino acids
c. glucose
d. Sucrose

2. During respiration, the substrate is _________.
a. Reduced
b. hydrogenated
c. carbonated
d. Oxidised

3. The percentage of nitrogen in inhaled air is _____% and exhaled air is _____%.
a. 21 and 21
b. 21 and 78
c. 78 and 21
d. 78 and 78

4. The percentage of carbon dioxide in the inhaled air is _____% and exhaled air is ____%.
a. 0 .04 and 4
b. 4 and 0.04
c. 0 .04 and 0.04
d. 4 and 4

5. The process common to aerobic and anaerobic respiration is ______________.
a. oxidation
b. glycolysis
c. Kreb’s cycle
d. electron transport chain

6. In higher plants, the gaseous exchange takes place through ________________.
a. stomata
b. lenticels
c. general surface of some cells
d. all the above

7. In microbes, the gaseous exchange takes place through ______________.
a. stomata
b. lenticels
c. general surface
d. all the above

8. The energy rich compound generated as final product during respiration is ________.
a. NADH
b. FADH
c. ATP
d. ADP

9. The production of alcohol by yeast is called __________.
a. brewing
b. fermentation
c. respiration
d. none of the above

10. In grasshopper, gaseous exchange takes place through ______________.
a. gills
b. spiracles
c. trachea
d. Lungs

ANSWERS:

1. c
2. d
3. d
4. c
5. b
6. d
7. c
8. c
9. b
10. c

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