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NEET Practice Questions (MCQs) with Answers & Solutions

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Ubiquinone gets electrones from

A. NADH only B. FADH2 only C. Both A and B D. From GTP

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Explanation

Page number-233

14.4.2 Electron Transport system (ETS) and Oxidative Phosphorylation

Respiration In Plants

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FADH2 is oxidized by

A. Complex I B. Complex II C. Complex III D. Complex IV

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Explanation

Page number-233

14.4.2 Electron Transport system (ETS) and Oxidative Phosphorylation

Respiration In Plants

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The reduced ubiquinone is

A. Ubiquinol B. It is oxidized with the transfer of electrones to cytochrome C via cytochrome bc1 complex C. Is a mobile carrier D. Both A and B

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Explanation

Page number-233

14.4.2 Electron Transport system (ETS) and Oxidative Phosphorylation

Respiration In Plants

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Complex three is

A. NADH dehydrogenase B. Succinate dehydrogenase C. Cytochrome C oxidase D. Cytochrome bc1 complex

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Explanation

Page number-233

14.4.2 Electron Transport system (ETS) and Oxidative Phosphorylation

Respiration In Plants

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Oxidation of two molecules of NADH gives

A. 6 ATPs B. 3 ATPs C. 1 ATP D. 2 ATPs

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Explanation

Page number-233

14.4.2 Electron Transport system (ETS) and Oxidative Phosphorylation

Respiration In Plants

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Complex IV is not

A. Cytochrome C oxidase B. Cytochrome a and a3 C. Two copper centre D. One cytochrome C1

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Explanation

Page number-233

14.4.2 Electron Transport system (ETS) and Oxidative Phosphorylation

Respiration In Plants

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Complex I does not have

A. FMN B. Fe-S centres C. NADH dehydrogenase D. Cytochrome C1

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Explanation

Page number-233

14.4 Electron Transport System (ETS)

14.4.2 Electron Transport system (ETS) and Oxidative Phosphorylation

Respiration In Plants

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The order of electron transport is

A. Complex l- Complex III- Complex IV- Complex V B. Complex lI- Complex III- Complex IV- Complex V C. Complex l- Complex III- Complex IV D. Complex l- Complex II- Complex IV- Complex V

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Explanation

Page number-233

14.4 Electron Transport System (ETS)

14.4.2 Electron Transport system (ETS) and Oxidative Phosphorylation

Respiration In Plants

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Which of the following complex is involved in the transfer of 4 hydrogen ions across the mitochondrial membrane?

A. Complex I B. Complex II C. Complex V D. Complex IV

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Explanation

Page number-233

14.4 Electron Transport System (ETS)

14.4.2 Electron Transport system (ETS) and Oxidative Phosphorylation

Respiration In Plants

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Which of the following complex is not involved in the transfer of electrones in the inner membrane but transfer of protons across the membrane to matrix?

A. Complex I B. Complex II C. Complex III D. Complex V

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Explanation

Page number-233

14.4 Electron Transport System (ETS)

14.4.2 Electron Transport system (ETS) and Oxidative Phosphorylation

Respiration In Plants

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