Assertion (A): | Seeds of most of the members of Solanaceae are endospermous. |
Reason (R): | Endosperm is found in mature seeds also. |
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. |
Assertion (A): | In racemose type of inflorescence, the main axis grows indefinitely. |
Reason (R): | The main axis is not terminated by the flower. |
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. |
Assertion (A): | Fibrous root is a type of adventitious root. |
Reason (R): | It does not develop from radicle but from the base of the main stem. |
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. |
Assertion (A): | Maize is an albuminous seed. |
Reason (R): | Endosperm is completely absorbed by the growing embryo. |
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. |
(i) | The outer lining of the ovary which bears an ovule is called the placenta. |
(ii) | Lotus and roses possess apocarpous ovaries. |
(iii) | Mustard and tomato possess apocarpous ovary |
(iv) | After fertilization, the ovules develop into fruit and the ovary matures into a seed. |
(v) | Stigma is present at the tip of the style of a carpel. |