Aerobic Respiration

IMPORTANT

Aerobic Respiration: Overview

This topic consists of various concepts like Oxidative Decarboxylation of Pyruvic Acid,Succinate Dehydrogenase Complex,Electron Transport Chain, etc.

Important Questions on Aerobic Respiration

MEDIUM
IMPORTANT

In ETS, ____ possesses the highest energy and ____ possesses the lowest energy.

HARD
IMPORTANT

Match List I with List II: 

List I

List II

A. Oxidative decarboxylation I. Citrate synthase 
B. Glycolysis II. Pyruvate dehydrogenase
C. Oxidative phosphorylation III. Electron transport system
D. Tricarboxylic acid cycle IV. EMP pathway

Choose the correct answer from the options given below: 

MEDIUM
IMPORTANT

Mark incorrectly matched pair:

MEDIUM
IMPORTANT

How many molecules of last electron acceptor in ETS are required if one molecule of Isocitrate is a substrate during aerobic respiration?

HARD
IMPORTANT

Choose the incorrect statement from the following:

HARD
IMPORTANT

In which of the following biochemical reactions, is complex 'V' of ETS of the Krebs cycle not operative?

MEDIUM
IMPORTANT

During Kerbs' cycle the oxidation reactions occurs in matrix of mitochondria except the one, which occurs in inner mitochondrial membrane.

MEDIUM
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Statement-I: NADH is oxidised to NAD+ rather slowly in fermentation and very vigorously in aerobic respiration.

Statement-II: In aerobic respiration, only glucose is oxidised no other alternative substrate enters the pathway.

EASY
IMPORTANT

How many H+ are transferred to inter membranous space in mitochondria in ETS?

HARD
IMPORTANT

How many oxidations, decarboxylations, and substrate-level phosphorylation occur, respectively, during complete oxidation of two pyruvate molecules? 

MEDIUM
IMPORTANT

What is Kreb's cycle?

EASY
IMPORTANT

NAD and NADP act as ______1______ and are ______2______ attached to apoenzyme.

EASY
IMPORTANT

A few steps of the Krebs cycle are given below. Identify the one that involves decarboxylation.

EASY
IMPORTANT

The reaction of Krebs cycle takes place

EASY
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Oxygen acts as

EASY
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When 12H+pass through F0-F1 particle, how many ATP are produced?

EASY
IMPORTANT

Which of the following is correct about cytochrome?

EASY
IMPORTANT

At how many places in Krebs cycle $\mathrm{NADH}+\mathrm{H}^{+}$is formed?

EASY
IMPORTANT

In mitochondria, where does the accumulation of proton occur for development of proton gradient?

MEDIUM
IMPORTANT

Decarboxylation is not needed in