1. flower buds
2. shoot buds
3. axillary buds
4. root buds
Which one of the following is a xerophytic plant in which the stem is modified into a flat green and succulent structure:
1. Casuarina
2. Hydrilla
3. Acacia
4. Opuntia
Vegetative propagation in mint occurs by:
1. runner
2. offset
3. rhizome
4. sucker