MCQ
Cytokinins
- APromotes abscission
- BInfluence water movement
- CHelp retain chlorophyll
- DInhibit protoplasmic streaming
Explanation:
Cytokinins induce the formation of new leaves and chloroplast in leaves.
Ethylene promotes abscission in plants.Auxins help in water movement and promote protoplasmic streaming in plants.
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$I$. sporophyte is multicellular, not free living but attached to the gametophyte for nourishment from it
$II$. some cells of the sporophyte undergo meiosis to produce haploid spores
$III$. these spores germinate to produce gametophyte