If hemoglobin and palmitic acid are catabolized for aerobic respiration they can enter the respiratory pathway at which of the following stages?
1. Glycolysis
2. Krebs cycle
3. Oxidative phosphorylation
4. ETS

Subtopic:  Amphibolic Nature of Respiration |
 66%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

In which of the following cases, RQ will be infinite?
1. Protein undergoing aerobic respiration
2. Carbohydrates undergoing anaerobic respiration
3. Fats undergoing cellular respiration through oxidation decarboxylation
4. Organic acids undergoing cellular respiration by complete oxidation

 
Subtopic:  Respiratory Quotient |
 62%
Please attempt this question first.
Hints

Which of the following is a mobile electron carrier between complex III and IV in the ETS of mitochondria?
1. Ubiquinone
2. Cytochrome c
3. Cytochrome a
4. Cytochrome a3
Subtopic:  ETS |
 84%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

Mark the incorrect statement about aerobic respiration.
 
1. Most common in higher organisms
2. It involves the complete oxidation of organic substances
3. Does not take place in prokaryotes
4. Glycolysis is the first step of aerobic respiration and it does not involve the release of CO2.

 
Subtopic:  Introduction |
 55%
Please attempt this question first.
Hints
Please attempt this question first.

Select the incorrect option about pyruvate dehydrogenase enzyme
1. Requires Mg+2 as a cofactor
2. Requires NAD+ as a coenzyme
3. Converts pyruvic acid to acetyl CoA
4. Converts pyruvic acid to acetaldehyde
Subtopic:  Aerobic Respiration |
 76%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

One of the components of Complex I in ETS is 
1. FAD
2. FMN
3. Cytochrome b
4. Cytochrome c
Subtopic:  ETS |
 78%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

The end product of glycolysis
1. Enters mitochondrial matrix and undergoes oxidative decarboxylation
2. Is a 2C compound
3. Forms 3C acetyl CoA
4. Enters directly in Kreb's cycle
Subtopic:  Aerobic Respiration |
 75%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

What is the R.Q. of glucose?
1. One
2. Less than one
3. More than one
4. Infinite
Subtopic:  Respiratory Quotient |
 88%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

How many molecules of pyruvic acid are formed in glycolysis?
1. 2
2. 1
3. 15
4. 16
Subtopic:  Glycolysis |
 91%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

RQ of malic acid is:
1. 1.9
2. 1.49
3. 1.33
4. 1
Subtopic:  Respiratory Quotient |
 54%
Please attempt this question first.
Hints
Please attempt this question first.