18 JUNE 2021 CURRENT AFFAIRS QUIZ

The final electron acceptor in the electron transport chain is

FMN

CoQ

oxygen

a cytochrome

TRUE ANSWER : ?
YOUR ANSWER : ?

The number of ATP molecules produced from one glucose molecule by a bacterium producing lactic acid is

lesser than producing ethanol

approximately equal to producing ethanol

none of these

greater than producing ethanol

TRUE ANSWER : ?
YOUR ANSWER : ?

In anaerobic respiration, the final electron acceptor can be

pyruvate

oxygen

acetyl-CoA

nitrate

TRUE ANSWER : ?
YOUR ANSWER : ?

The amount of ATP produced by a cell from glucose when metabolizing it by fermentation means is

greater than by aerobic metabolism

none of these

exactly or approximately equal to by aerobic metabolism

lesser than by aerobic metabolism

TRUE ANSWER : ?
YOUR ANSWER : ?

A yeast or fungal cell produces how many net ATP molecules per molecule of glucose when completely oxidized?

36

38

32

34

TRUE ANSWER : ?
YOUR ANSWER : ?

Which one of the following is produced in the greatest numbers during one turn of the Krebs cycle?

Acetyl-CoA

FADH2

ATP

NADH

TRUE ANSWER : ?
YOUR ANSWER : ?

How many oxygen molecules are required in the fermentation of one molecule of glucose to ethanol and CO2?

1

2

0

36

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is accomplished in chemiosmosis?

The oxidation of CO2

The oxidation of ATP

The oxidation of NADH

The oxidation of water

TRUE ANSWER : ?
YOUR ANSWER : ?

In lactic acid fermentation, the final electron acceptor would be

glucose

fructose

pyruvate

acetyl-CoA

TRUE ANSWER : ?
YOUR ANSWER : ?

Aerobic respiration differs from anaerobic respiration in which of the following respects?

Aerobic respiration requires the electron transport chain

Aerobic respiration produces less ATP

Anaerobic respiration is glycolysis

The final electron acceptors are different

TRUE ANSWER : ?
YOUR ANSWER : ?

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