Assertion(A): In green plants all other organs, tissues and cells that are non-green, need food for oxidation.
Reason(R): They cannot photosynthesize their food.
Choices for Assertions and reasons:
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:  Respiratory Quotient |
 83%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

Assertion(A): Energy released by oxidation in respiration is not used directly but is used to synthesize ATP.
Reason(R): ATP can be broken down whenever energy is required by cells.
Choices for Assertions and reasons:
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:  Respiratory Quotient |
 79%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

Assertion(A): ATP is broken down whenever (and wherever) energy needs to be utilized.
Reason(R): ATP acts as the energy currency of the cell.
Choices for Assertions and reasons:
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:  Respiratory Quotient |
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

Assertion(A): Plants have systems in place that ensure the availability of O2.
Reason(R): Plants require O2 for respiration to occur and they also give out CO2.
Choices for Assertions and reasons:
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:  Respiratory Quotient |
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

Assertion (A): In the respiratory pathway, different substrates would enter if they were to be respired and used to derive energy.
Reason (R): Fatty acids would be broken down to acetyl CoA before entering the respiratory pathway.
Choices for Assertions and reasons:
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:  Amphibolic Nature of Respiration |
 65%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

Assertion(A): Respiration is an amphibolic process.
Reason(R): The respiratory pathway shows both catabolism and anabolism during breakdown and synthesis of respiratory substrates.
Choices for Assertions and reasons:
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:  Amphibolic Nature of Respiration |
 90%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

Assertion(A): Breaking down processes within the living organism is catabolism.
Reason(R): Synthesis process is called amphibolism.
Choices for Assertions and reasons:
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:  Amphibolic Nature of Respiration |
 77%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

Assertion(A): Food has to be translocated to all non green parts of plants.
Reason(R): Non-green parts do not photosynthesize.
Choices for Assertions and reasons:
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:  Introduction |
 90%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

Assertion(A): Fermentation accounts for only a partial breakdown of glucose.
Reason(R): There can be a net gain of 38 ATP molecules during aerobic respiration of one molecule of glucose.
Choices for Assertions and reasons:
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:  Fermentation |
 80%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

Assertion(A): The RQ of carbohydrates will be 1.
Reason(R): Equal amounts of CO2 and O2 are evolved and consumed when the respiratory substrate is fat.
Choices for Assertions and reasons:
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:  Respiratory Quotient |
 73%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.