NTA Abhyas NEET2020BotanyMorphology of Flowering PlantsPractice
Which of these modification of stem is incorrect?
Options
- AA lateral branch with short internodes and each node bearing a rosette of leaves and a tuft of roots is found
- BIn banana, pineapple and Chrysanthemum, the lateral branches originate from the basal and underground portion
- CIn plants like mint and jasmine a slender lateral branch arises from the base of the main axis and after growi
- DAxillary buds of stems may also get modified into woody, straight and pointed thorns which are found in many p
Correct answer
D. Axillary buds of stems may also get modified into woody, straight and pointed thorns which are found in many p
Step-by-step solution
kins, watermelon) and grapevines. Axillary buds of stems may also get modified into woody, straight and pointed thorns. Thorns are found in many plants such as Citrus, Bougainvillea. They protect plants from browsing animals. Some plants of arid regions modify their stems into flattened (Opuntia), or fleshy cylindrical (Euphorbia) structures. They contain chlorophyll and carry out photosynthesis. Underground stems of some plants such as grass and strawberry, etc., spread to new niches and when older parts die new p