How many ATP molecules could maximally be generated from one molecule of glucose, if the complete oxidation of one mole of glucose to CO2 and H2O yields 686 kcal and the useful chemical energy available in the high energy phosphate bond of one mole of ATP is 12 Kcal?

1. Two 2. Thirty
3. Fifty-seven 4. One

Subtopic:  Aerobic Respiration |
 74%

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

In respiration from 180g of glucose, which of the following is formed?
1. 264gm CO+190gm H2+ 391 Kcal
2. 264gm CO+108gm H2+ 686 Kcal
3. 390gm CO+108gm H2+ 686 Kcal
4. 390gm CO+ 264gm H2+ 391 Kcal

Subtopic:  Aerobic Respiration |
 75%

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

Glycolysis is found in the cytoplasm of virtually all types of aerobic/anaerobic cells. In this process, glucose is converted into :

 
1. PEP 2. acetyl CoA
3. pyruvic acid 4. citric acid
Subtopic:  Glycolysis | Aerobic Respiration |
 91%
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.


advertisementadvertisement

Which of the following is the connecting link between glycolysis and Kreb's cycle?

 
1. Acetyl Co-A 2. Oxalosuccinic acid
3. Pyruvic acid 4. Citric acid
Subtopic:  Glycolysis | Aerobic Respiration | Kreb's Cycle |
 79%
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.


The enzyme, decarboxylase, catalyses the following step :
1. conversion of citric acid to cis aconitic acid
2. fumaric acid to malic acid
3. oxalosuccinic acid to α-ketoglutaric acid
4. malic acid to oxaloacetic acid

Subtopic:  Kreb's Cycle |
 74%
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.


After glycolysis, the fate of glucose in the mitochondrial matrix is
1. oxidation
2. reduction
3. oxidative decarboxylation
4. hydrolysis

Subtopic:  Glycolysis | Kreb's Cycle |
 70%
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.


advertisementadvertisement

Which one is the correct sequence occurring in glycolysis?
1. G-6-P →PEP →3-PGAL →3-PGA
2. G-6-P →3-PGAL → 3-PGA →PEP
3. G-6-P →PEP →3-PGA →3-PGAL
4. G-6-P →3-PGA →3-PGAL →PEP

Subtopic:  Glycolysis |
 82%
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.


The dough kept overnight in warm weather becomes soft and spongy because of
1. Fermentation
2. Cohesion
3. Osmosis
4. Absorption of carbon dioxide from the atmosphere

Subtopic:  Chemistry of Fermented Beverages | Microbes in Household Products |
 81%
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.


During which stage in the complete oxidation of glucose, is the greatest number of ATP molecules formed from ADP?
1. Glycolysis
2. Krebs cycle
3. Electron transport
4. Conversion of pyruvic acid to acetyl CoA

Subtopic:  Oxidative Phosphorylation | ETS |
 62%

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.


advertisementadvertisement

Assertion: Catabolism in living organisms is linked to work by a chemical drive shaft – the ATP.
Reason: Exergonic catabolic pathways release energy that can directly be used for physiological functions.

1. Both assertion and reason are true and the reason is the correct explanation of the assertion.
2. Both assertion and reason are true but the reason is not the correct explanation of the assertion.
3. Assertion is true but reason is false.
4. Both assertion and reason are false.

  1. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
  2. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
  3. If the assertion is true but the reason is false
  4. If both the assertion and reason are false
Subtopic:  Introduction |
Please attempt this question first.
Hints