Botany - Plant Growth and Development Question with Solution | TestHub
BotanyPlant Growth and DevelopmentSenescenceEasy2 minPYQ_2020
BotanyEasysingle choice
Identify the correct statements regarding cytokinins.
I. Cytokinins induce cell division.
II. Cytokinins delay the onset of senescence.
III. Cytokinins initiate chloroplast formation in the presence of light.
IV. Application of cytokinins reduces the apical dominance and stimulates the growth of lateral buds.
Options:
Answer:
A
Solution:
Cytokinins induce cell division. They promote nutrient mobilisation which helps in the delay of leaf senescence. Cytokinins help overcome the apical dominance and in this aspect it is antagonistic to auxin.
Stream:NTA_ABHYAS_NEETSubject:BotanyTopic:Plant Growth and DevelopmentSubtopic:Senescence
⏱ 2mℹ️ Source: PYQ_2020
Doubts & Discussion
Loading discussions...
