Column -I | Column-II | ||
A. | Substitute of vernalisation | (i) | High temperature |
B. | Critical photoperiod | (ii) | ABA |
C. | Stress hormone | (iii) | Gibberellin |
D. | Devernalisation | (iv) | SDP and LDP |
Assertion (A): | Cytokinin increases shelf life of fruits and vegetables. |
Reason (R): | Cytokinins induce cell division. |
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. | Both (A) and (R) are false. |
Assertion (A): | Development is the sum total of growth and differentiation. |
Reason (R): | Development is controlled by extrinsic factors as well as intrinsic factors. |
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. | Both (A) and (R) are false. |
Assertion (A): | GA3 can be used to speed up the malting process in brewing industry. |
Reason (R): | Gibberellin is synthesised only by some fungi. |
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. | Both (A) and (R) are false. |