Bioenergetics Multiple Choice Questions(MCQs) with Answers

Questions

61 ATP are consumed during

A Glycolysis

B Kreb's cycle

C Light dependent phase

D none of these

View Answer

Answer: Glycolysis

62 Breaking of terminal phosphate of ATP releases about _____ Kcal of energy.

A 6.1

B 6.3

C 7.1

D 7.3

View Answer

Answer: 7.3

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63 Cellular respiration is essentially a/an _________ process.

A Oxidation.

B Reduction.

C Redox

D None of the above

View Answer

Answer: Oxidation.

64 In Anaerobic respiration only _____ % of the energy present within the chemical bond of glucose is converted into ATP.

A 1%

B 2%

C 3%

D 4%

View Answer

Answer: 2%

65 In which of the following component of the body, lactic acid fermentation takes place:

A Brain.

B Heart

C Liver.

D Muscles

View Answer

Answer: Muscles

66 In alcoholic fermentation Pyruvic acid is broken down into:

A Acetaldehyde

B Methyl alcohol

C Ethyl alcohol

D Lactic acid.

View Answer

Answer: Ethyl alcohol

67 Complete breakdown of glucose molecule takes place in which of the following:

A Alcoholic fermentation

B Lactic acid fermentation

C Aerobic respiration.

D All of these

View Answer

Answer: Aerobic respiration.

68 Glycolysis takes place in:

A Nucleus

B Cytosol

C Mitochondria.

D Ribosomes

View Answer

Answer: Cytosol

69 Photosystem II has molecules which absorbs maximum light of

A 680 nm

B 100 m

C 700 nm

D 670 nm

View Answer

Answer: 680 nm

70 Of the following, which one light - gathering

A Antenna complex

B Reaction centre

C Photosystem

D None of these

View Answer

Answer: Antenna complex

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