| Assertion (A): | Leaves of pea plant are modified into tendrils. |
| Reason (R): | This modification helps the plant in climbing and getting support. |
| 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 |
The following modification of stem is used in protection from browsing animals-
| 1. | Tendril | 2. | Node |
| 3. | Thorn | 4. | Fleshy cylinder |
Aquatic plants with a lateral branch having short internodes, rosette of leaves and tuft of roots are
1. Pistia, Hydrilla
2. Eichhornia, Hydrilla
3. Pistia and Eichhornia
4. Hydrilla and Valisnaria
Stem tendril is not found in
1. Cucumber
2. Pumpkins
3. Watermelon
4. Citrus
Stem tendrils develop from
| 1. | Axillary buds | 2. | Terminal buds |
| 3. | Leaves | 4. | Internodes |
Which of the following has chlorophyll in their stem to carry out photosynthesis?
1. Opuntia
2. Citrus
3. Bougainvillea
4. Cucumber
Which of the following has chlorophyll in it's flattened stem to carry out photosynthesis?
1. Opuntia
2. Euphorbia
3. Citrus
4. Watermelon
Which of the following is not true about stem tendrils?
| 1. | Slender |
| 2. | Spirally coiled |
| 3. | Help plants to climb |
| 4. | Arise from terminal bud |
Thorn is not found in
1. Citrus
2. Bougainvillea
3. Cucumber
4. Both 1 and 2
Thorns develop from
| 1. | Axillary buds | 2. | Terminal buds |
| 3. | Leaves | 4. | Phyllode |