Consider the given two statements:
Assertion (A): Glycolysis occurs in the cytoplasm of plant cells.
Reason (R): Glycolysis does not require oxygen, making it an anaerobic process.
 
1. Both (A) and (R) are True and (R) is the correct explanation of (A).
2. Both (A) and (R) are True but (R) is not the correct explanation of (A)
3. (A) is True but (R) is False.
4. (A) is False but (R) is True.

Subtopic:  Glycolysis |
 74%
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Consider the given two statements:
Assertion (A): Presence of oxygen is vital for aerobic cellular respiration
Reason (R): Oxygen is required in all steps from glycolysis to electron transport involved in aerobic cellular respiration
 
1. Both (A) and (R) are True and (R) correctly explains (A)
2. Both (A) and (R) are True and (R) does not correctly explain (A)
3. (A) is True; (R) is False
4. (A) is False; (R) is True
Subtopic:  Aerobic Respiration |
 90%
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Consider the given two statements: 
Assertion (A): The electron transport chain in plant cells is located in the outer mitochondrial membrane. 
Reason (R): ATP synthesis in mitochondria is directly linked to the gradient of protons formed across the inner mitochondrial membrane.
 
1. Both (A) and (R) are True and (R) is the correct explanation of (A)
2. Both (A) and (R) are True but (R) is not the correct explanation of (A)
3. (A) is True but (R) is False. 
4. (A) is False but (R) is True.
Subtopic:  ETS |
 91%
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What occurs during the link reaction in aerobic cellular respiration?
1. Pyruvate is oxidised to acetyl-CoA and carbon dioxide.
2. Glucose is phosphorylated twice using ATP.
3. ATP is synthesized from ADP and inorganic phosphate.
4. Pyruvate is reduced to acetyl-CoA and carbon dioxide.
Subtopic:  Aerobic Respiration |
 73%
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Consider the given two statements:
Assertion (A): Fermentation is a type of anaerobic respiration where glucose is partially oxidized to produce energy.
Reason (R): Fermentation results in the production of ethanol or lactic acid without the use of oxygen.
  
1. Both (A) and (R) are True and (R) correctly explains (A).
2. Both (A) and (R) are True but (R) does not correctly explain (A).
3. (A) is True, (R) is False.
4. (A) is False, (R) is True.
Subtopic:  Fermentation |
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The number of oxygen molecules required in the fermentation of one molecule of glucose to ethanol and carbon dioxide is/are:
1. 0
2. 1
3. 2
4. 6
Subtopic:  Fermentation |
 91%
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In lactic acid and alcohol fermentation:
I: less than 7 percent of energy in glucose is released.
II: all energy released is trapped as high energy bonds of ATP.
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic:  Fermentation |
 53%
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Which of the following have the capability and enzymatic machinery to achieve partial oxidation of glucose without the help of oxygen?
1. All living organisms
2. All prokaryotes only
3. Only obligate anaerobes and all prokaryotes
4. Only facultative and obligate anaerobes

Subtopic:  Introduction |
 65%
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Which of the following will be true for glycolysis? 
A: ATP production takes place by substrate-level phosphorylation. 
B: ATP is used and produced.
C: The end products are carbon dioxide and water.
1. Only A and B
2. Only A and C
3. Only B and C
4. A, B, and C
Subtopic:  Glycolysis |
 87%
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What is the number of NADH molecules produced during the metabolic conversion of one molecule of glucose to two molecules of pyruvic acid by glycolytic pathway? 
1. 1
2. 2
3. 3
4. 4
Subtopic:  Glycolysis |
 80%
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