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

Succinyl-CoA $$\rightarrow$$ Succinic acid

Malic acid $$\rightarrow$$ Oxaloacetic acid

Succinic acid $$\rightarrow$$ Malic acid

Isocitrate $$\rightarrow \alpha$$-ketoglutaric acid

Which of the following combinations is required for chemiosmosis?

Membrane, proton pump, proton gradient, ATP synthase

Membrane, proton pump, proton gradient, NADP synthase

Proton pump, electron gradient, ATP synthase

Proton pump, electron gradient, NADP synthase

Respiration In Plants — NEET Previous Year Questions

26 solved PYQs · 2016–2026 · Biology

Solved PYQs: 26
Years covered: 2016–2026
Avg / year: ~2
Subject: Biology

How many NEET questions come from Respiration In Plants?

Respiration In Plants has contributed 26 questions to National Eligibility cum Entrance Test (UG) papers between 2016 and 2026 — an average of about 2 questions a year. That count is measured from EByAi’s bank of 46,150 NEET questions, not estimated from a syllabus. Every one of the 26 questions carries a written, step-by-step solution, and each is tagged to Respiration In Plants within Biology, so you can drill this chapter across every year at once instead of hunting through paper PDFs. Practising a chapter’s full PYQ history is the fastest way to learn the patterns examiners reuse.

Sample Respiration In Plants questions from real NEET papers

These are 5 real questions from the bank — exactly as asked, with the answer one tap away. All 26 Respiration In Plants questions (with full written solutions) are available in practice.

Question 1 · NEET 2025
The complex II of mitochondrial electron transport chain is also known as
1. (A) $Cytochrome c oxidase$
2. (B) $NADH dehydrogenase$
3. (C) $Cytochrome bc1$
4. (D) $Succinate dehydrogenase$
Show answerAnswer
$Answer: (D) Succinate dehydrogenase$
Question 2 · NEET 2024
Identify the step in tricarboxylic acid cycle, which does not involve oxidation of substrate.
1. (A) $Malic acid \to Oxaloacetic acid$
2. (B) $Succinic acid \to Malic acid$
3. (C) $Succinyl-CoA \to Succinic acid$
4. (D) $Isocitrate \to α -ketoglutaric acid$
Show answerAnswer
$Answer: (C) Succinyl-CoA \to Succinic acid$
Question 3 · NEET 2023
How many times does decarboxylation occur during each TCA cycle?
1. (A) $Thrice$
2. (B) $Many$
3. (C) $Once$
4. (D) $Twice$
Show answerAnswer
$Answer: (D) Twice$
Question 4 · NEET 2023
Fatty acids are connected with the respiratory pathway through :
1. (A) $Acetyl CoA$
2. (B) $α -ketoglutaric acid$
3. (C) $Dihydroxy acetone phosphate$
4. (D) $Pyruvic acid$
Show answerAnswer
$Answer: (A) Acetyl CoA$
Question 5 · NEET 2023
Which of the following combinations is required for chemiosmosis?
1. (A) $Membrane, proton pump, proton gradient, NADP synthase$
2. (B) $Proton pump, electron gradient, ATP synthase$
3. (C) $Proton pump, electron gradient, NADP synthase$
4. (D) $Membrane, proton pump, proton gradient, ATP synthase$
Show answerAnswer
$Answer: (D) Membrane, proton pump, proton gradient, ATP synthase$

Respiration In Plants questions by year

Year	Questions	Share of chapter questions
2026	2
2025	1
2024	4
2023	6
2022	4
2021	1
2020	1
2019	2
2018	2
2017	1
2016	2

Practise these 26 questions with solutions

Free to start — 25 past-year questions a day with full written solutions, no card needed.

Start Respiration In Plants practice free

FAQs

How many NEET questions have been asked from Respiration In Plants?

EByAi's bank holds 26 real NEET questions from Respiration In Plants, asked between 2016 and 2026 — about 2 per year on average. Every count is measured from actual papers, not estimated.

Is Respiration In Plants important for NEET?

26 questions over 11 papers make Respiration In Plants a steady-weightage chapter in NEET Biology. The year-wise table above shows exactly how often it appears.

Can I solve Respiration In Plants PYQs online for free?

Yes. EByAi lets you solve NEET past-year questions in the browser with written solutions — free daily practice, no card needed.

More NEET Biology chapters

All NEET Biology chapters →NEET overview →