Chapter 12: Respiration in Plants MCQs | biology Class 11 CBSE

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Chapter 12: Respiration in Plants MCQs | biology Class 11 CBSE | ByteNotes.in

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Question 1

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Glycolysis occurs in which part of the cell?

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Question 2

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Which of the following is the correct full form of the EMP pathway?

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Question 3

Objective

How many net ATP molecules are produced per glucose molecule during glycolysis?

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Medium

Question 4

Objective

At which step of glycolysis is NADH+H+ produced?

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Question 5

Objective

Which enzyme catalyses the conversion of sucrose to glucose and fructose in plant cells before glycolysis?

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Question 6

Objective

The respiratory quotient (RQ) when carbohydrates are the sole respiratory substrate is:

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Question 7

Objective

The approximate RQ of tripalmitin (fat) is:

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Question 8

Objective

When proteins are used as respiratory substrates, the RQ is approximately:

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Question 9

Objective

Which of the following is the correct equation for the complete combustion of glucose?

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Question 10

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Which enzyme catalyses the first step of the Krebs' cycle — the condensation of acetyl CoA with OAA?

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Question 11

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How many turns of the Krebs' cycle occur per molecule of glucose completely oxidised in aerobic respiration?

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Question 12

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At which step of the Krebs' cycle is substrate-level phosphorylation of GTP observed?

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Question 13

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Which of the following is the net output per single turn of the Krebs' cycle?

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Question 14

Objective

The electron transport system is located on which membrane of the mitochondria?

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Question 15

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Which complex of the ETS accepts electrons from FADH2 generated in the Krebs' cycle?

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Question 16

Objective

Cytochrome c acts as a mobile electron carrier between which two complexes in the ETS?

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Question 17

Objective

Oxidation of one molecule of NADH through the ETS produces how many ATP molecules?

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Question 18

Objective

Oxidation of one molecule of FADH2 through the ETS produces how many ATP molecules?

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Question 19

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Which of the following is the correct description of F0 in ATP synthase?

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Question 20

Objective

For each ATP produced by ATP synthase, how many protons (H+) pass through F0 from the intermembrane space to the matrix?

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Chapter 12: Respiration in Plants | MCQs

Glycolysis occurs in which part of the cell?

Which of the following is the correct full form of the EMP pathway?

How many net ATP molecules are produced per glucose molecule during glycolysis?

At which step of glycolysis is NADH+H+ produced?

Which enzyme catalyses the conversion of sucrose to glucose and fructose in plant cells before glycolysis?

The respiratory quotient (RQ) when carbohydrates are the sole respiratory substrate is:

The approximate RQ of tripalmitin (fat) is:

When proteins are used as respiratory substrates, the RQ is approximately:

Which of the following is the correct equation for the complete combustion of glucose?

Which enzyme catalyses the first step of the Krebs' cycle — the condensation of acetyl CoA with OAA?

How many turns of the Krebs' cycle occur per molecule of glucose completely oxidised in aerobic respiration?

At which step of the Krebs' cycle is substrate-level phosphorylation of GTP observed?

Which of the following is the net output per single turn of the Krebs' cycle?

The electron transport system is located on which membrane of the mitochondria?

Which complex of the ETS accepts electrons from FADH2 generated in the Krebs' cycle?

Cytochrome c acts as a mobile electron carrier between which two complexes in the ETS?

Oxidation of one molecule of NADH through the ETS produces how many ATP molecules?

Oxidation of one molecule of FADH2 through the ETS produces how many ATP molecules?

Which of the following is the correct description of F0 in ATP synthase?

For each ATP produced by ATP synthase, how many protons (H+) pass through F0 from the intermembrane space to the matrix?

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