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Respiration in Plants PYQ

NEET UG Botany — Respiration in Plants previous year questions with solutions.

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Respiration in Plants at a glance

Questions per year

52 across 22 years

Difficulty mix

52 total
  • easy28 · 54%
  • medium19 · 37%
  • hard5 · 10%

All Respiration in Plants Questions (52)

The complex II of mitochondrial electron transport chain is also known as

2025
easy
mcq

Match List-I with List-II : \begin{array}{llll} List-I & & List-II \\A. & ETS Complex I & I. & NADH Dehydrogenase \\B. & ETS Complex II & II. & Cytochrome bC { }_1 \\C. & ETS Complex III & III. & Cytochrome C oxidase \\D. & ETS Complex IV & IV. & Succinate Dehydrogenase\end{array} Choose the correct answer from the options given below :

2024
medium
mcq

Match List I with List II \begin{array}{|l|l|c|l|}\hline & List I & & List II \\\hline A. & Citric acid cycle & I. & Cytoplasm \\\hline B. & Glycolysis & II. & Mitochondrial matrix \\\hline C. & Electron transport system & III. & Intermembrane space of mitochondria \\\hline D. & Proton gradient & IV. & Inner mitochondrial membrane \\\hline\end{array} Choose the correct answer from the options given below:

2024
medium
mcq

Identify the step in tricarboxylic acid cycle, which does not involve oxidation of substrate.

2024
easy
mcq

Which of the following are correct about cellular respiration? A. Cellular respiration is the breaking of C - C bonds of complex organic molecules by oxidation. B. The entire cellular respiration takes place in Mitochondria. C. Fermentation takes place under anaerobic condition in germinating seeds. D. The fate of pyruvate formed during glycolysis depends on the type of organism also. E. Water is formed during respiration as a result of $\mathrm{O}_2$ accepting electrons and getting reduced. Choose the correct answer from the options below:

2024
hard
mcq

Given below are two statements: One is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): ATP is used at two steps in glycolysis. Reason (R): First ATP is used in converting glucose into glucose-6-phosphate and second ATP is used in conversion of Fructose-6-phosphate to Fructose-1,6-diphosphate. In the light of the above statements, choose the correct answer from the options given below:

2023
medium
mcq

Match List I with List II: <table class="pyq-table"><tbody><tr><td>List I</td><td>List II</td></tr><tr><td>A. Oxidative decarboxylation</td><td>I. Citrate synthase</td></tr><tr><td>B. Glycolysis</td><td>II. Pyruvate dehydrogenase</td></tr><tr><td>C. Oxidative phosphorylation</td><td>III. Electron transport system</td></tr><tr><td>D. Tricarboxylic acid cycle</td><td>IV. EMP pathway</td></tr></tbody></table>Choose the correct answer from the options given below:

2023
easy
mcq

Fatty acids are connected with the respiratory pathway through:

2023
easy
mcq

What amount of energy is released from glucose during lactic acid fermentation?

2022
easy
mcq

The number of time(s) decarboxylation of isocitrate occurs during single TCA cycle is :

2022
easy
mcq

What is the net gain of ATP when each molecule of glucose is converted to two molecules of pyruvic acid?

2022
easy
mcq

The 5-C compound formed during TCA cycle is :

2022
easy
mcq

Which of the following statements is incorrect?

2021
medium
mcq

The number of substrate-level phosphorylation in one turn of citric acid cycle is:

2020
easy
mcq

Pyruvate dehydrogenase activity during aerobic respiration requires:-

2020
easy
mcq

Respiratory Quotient (RQ) value of tripalmitin is

2019
easy
mcq

Where is respiratory Electron Transport System (ETS) located in plants?

2019
easy
mcq

Conversion of glucose to glucose-6-phosphate, the first irreversible reaction of glycolysis, is catalyzed by:

2019
easy
mcq

Which of these statements is incorrect?

2018
medium
mcq

What is the role of $\text{N}\text{A}{\text{D}}^{+}$ in cellular respiration?

2018
medium
mcq

Which statement is wrong for Krebs' cycle?

2017
medium
mcq

Which of the following biomolecules is common to respiration mediated breakdown of fats, carbohydrates, and proteins?

2016
easy
mcq

Oxidative phosphorylation is

2016
medium
mcq

Cytochromes are found in:

2015
easy
mcq