Stems perform
| 1. | Storage of food | 2. | Support |
| 3. | Protection | 4. | All of these |
Stem tendrils develop from
| 1. | Axillary buds | 2. | Terminal buds |
| 3. | Leaves | 4. | Internodes |
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 |
Thorns develop from
| 1. | Axillary buds | 2. | Terminal buds |
| 3. | Leaves | 4. | Phyllode |
The following modification of stem is used in protection from browsing animals-
| 1. | Tendril | 2. | Node |
| 3. | Thorn | 4. | Fleshy cylinder |
Thorn is not found in
1. Citrus
2. Bougainvillea
3. Cucumber
4. Both 1 and 2
Stem tendril is not found in
1. Cucumber
2. Pumpkins
3. Watermelon
4. Citrus
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
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