Useful for Medical Entrance Exams: AIPMT / AFMC /JIPMER / AIIMS / JIPMER /Manipal UGET / CMC Vellore / AMU/ BHU

Multiple Choice Questions on Cell Respiration

1. End product of aerobic respiration are
a) sugar and oxygen
b) carbon dioxide, water, and energy
c) carbon dioxide and energy
d) water and energy 
Aerobic Respiration Formula
2. Oxidative phosphorylation is production of
a) ATP in photosynthesis
b) ATP in respiration
c) NADPH in Photosynthesis
d) NADPH in respiration

3. End product of glycolysis
Steps involved in glycolysis
a) Acetyl CoA
b) Pyruvic acid
c) Glucose 1-phosphate
d) Fructose 1-phosphate

4. In alcohol fermentation
Alcohol fermentation
a) triose phosphate is the electron donor while acetyldehyde is the electron acceptor
b) there is no electron donar
c) oxygen is the electron acceptor
d) triose phosphate is the electron donar while pyruvic acid is the electron acceptor

5. EMP can produce a total of
a) 6 ATP
b) 8 ATP
c) 24 ATP
d) 38 ATP

6. The overall goal of glycolysis, Krebs cycle and the electron transport system is the formation of
a) ATP in one large oxidation reaction
b) Sugars
c) ATP in small stepwise units
d) Nucleic acids

7. During which stage in the complete oxidation of glucose are the greatest number of ATP molecules formed from ADP?

Electron Transport Chain
a) Kreb’s cycle
b) Glycolysis
c) Electron transport chain
d) Conversion of pyruvic acid to acetyl CoA

8. Which of the following is the key intermediate compound linking glycolysis to the Kreb’s cycle?
a) malic acid
b) pyruvic acid
c) acetyl CoA
d) ATP

9. How many ATP molecules are produced by the aerobic oxidation of one molecule of glucose?
a) 8
b) 30
c) 36
d) 38

10. R. Q. is
a) C/ N
b) N/C
c) CO2/O2
d) O2/ CO2
Learn more

Answers
1. b) carbon dioxide, water, and energy
2. b) ATP in respiration
3. b) Pyruvic acid
4. a) triode phosphate is the electron donor while acetyldehyde is the electron acceptor
5. b) 8 ATP
6. c) ATP in small stepwise units
7. c) Electron transport chain
8. c) acetyl CoA
9. d) 38
10. c) CO2/O2

.

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