1. | The main axis continues to grow. |
2. | Flowers are borne acropetally on the axis. |
3. | It is a type of compound inflorescence. |
4. | The youngest flower is at the apex. |
1. | Monocots have one cotyledon, while dicots have two |
2. | Monocot seeds usually contain endosperm, whereas dicot seeds do not |
3. | The seed coat is fused with the fruit in monocots but not in dicots |
4. | Monocots have scattered vascular bundles, while dicots have them in a ring |
1. | enables rapid leaf movement in response to touch (thigmonasty) |
2. | assists in water conservation by folding the leaves during drought |
3. | helps protect the plant by producing toxic compounds |
4. | promotes gas exchange by moving the leaves away from each other |
Assertion(A): | In cymose type of inflorescence, the main axis is limited in growth. |
Reason (R): | In cymose type of inflorescence, the flowers are borne in a basipetal order. |
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. | Both (A) and (R) are False |
Assertion (A): | Prop and stilt roots are aerial in origin yet they are called roots. |
Reason (R): | These roots are modified to provide mechanical support |
1. | Both (A) and (R) are True but (R) does not correctly explain the (A). |
2. | (A) is True but (R) is False. |
3. | Both (A) and (R) are True and (R) correctly explains the (A). |
4. | (A) is False but (R) is True. |
1. | The seed coat is made up of two layers: the outer testa and the inner tegmen. |
2. | The hilum is a scar on the seed coat that marks the point of attachment to the ovary wall. |
3. | The micropyle is a small pore in the seed coat that allows the entry of water during germination. |
4. | The endosperm is the primary storage tissue in mature dicot seeds, providing nourishment to the developing embryo. |
1. | A | 2. | B |
3. | C | 4. | D |