NEET 2017
- Exam
- NEET
- Year
- 2017
- Subject
- Botany
- Chapter
- Morphology of Flowering Plants
NEET 2017 · Botany · Morphology of Flowering Plants
In Bougainvillea , thorns are the modifications of:
In Bougainvillea, thorns are the modifications of:
Options
- AStipules
- BAdventitious root
- CStem
- DLeaf
Correct answer
C. Stem
Step-by-step solution
Thorns are hard, pointed straight structures for protection. These are modified stem.
Thorns represent the modification of an axillary shoot system in which the leaves are reduced and die quickly and the stems are heavily sclerified and grow for only a limited time. They help in providing protection.
Thorns represent the modification of an axillary shoot system in which the leaves are reduced and die quickly and the stems are heavily sclerified and grow for only a limited time. They help in providing protection.