A: | When a flower can be divided into two equal radial halves in any radial plane passing through the centre, it is said to be actinomorphic. |
B: | When a flower can be divided into two similar halves only in one particular vertical plane, it is said to be zygomorphic. |
C: | Actinomorphic flowers are seen in pea, gulmohur, bean, Cassia. |
D: | Zygomorphic flowers are seen in canna. |
1. | A and B | 2. | C and D |
3. | A and C | 4. | B and D |
1. | IV and V | 2. | I and II |
3. | III and VI | 4. | II and III |
1. | Only I | 2. | Only II |
3. | Both I and II | 4. | Neither I nor II |
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 |
I: | When stamens are attached to the petals, they are epipetalous |
II: | When stamens are attached to the perianth, they are epiphyllous |
III: | A sterile stamen is called staminate |
IV: | Polyadelphous stamens are seen in citrus |
1. | Brinjal | 2. | Guava |
3. | Rose | 4. | Mustard |
1. | Tendrils | 2. | Thorns |
3. | Both 1 and 2 | 4. | Neither 1 nor 2 |
I: | Phyllotaxy is whorled. |
II: | Flower is hypogynous. |