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Biochemistry Quiz

Authored by SEEMA SEEMA MUNDACHALI

Biology

University

Used 1+ times

Biochemistry Quiz
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In the electron transport chain, which of the following complexes is responsible for reducing oxygen to water?

Complex I (NADH dehydrogenase)

Complex II (Succinate dehydrogenase)

Complex III (Cytochrome b-c1 complex)

Complex IV (Cytochrome oxidase

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In the citric acid cycle, which of the following intermediates is converted into a-ketoglutarate?

Citrate

Isocitrate

Succinyl-CoA

Oxaloacetate

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following micronutrient is a part of OEC Complex

Zn

Mn

Mg

K

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following statements about glycolysis is FALSE?

Glycolysis occurs in the cytosol of cells.

Glycolysis is the first step in cellular respiration.

Glycolysis produces 2 ATP and 2 NADH molecules per glucose molecule.

Glycolysis is an aerobic process.

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is the primary function of coenzyme Q (CoQ) in the electron transport chain?

To generate ATP through substrate-level phosphorylation

To reduce oxygen to water

To transfer electrons from Complex I to Complex III

To pump protons across the mitochondrial outer membrane

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is the primary function of the electron transport chain in cellular respiration?

To generate ATP through substrate-level phosphorylation

To generate NADH and FADH2

To pump protons across the mitochondrial inner membrane

To synthesize glucose from pyruvate

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is NOT a product of the light-dependent reaction?

ATP

NADPH

O2

Glucose

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