Question

Cytokinins are known to

• A. delay senescence
• B. promote abscission
• C. Inhibit cytoplasmic movement
• D. Influence water transport

Answer 1

The correct option is A

delay senescence

Cytokinins are known to help in promoting chlorophyll synthesis and delaying its degradation in cells. In senescent leaves, chlorophyll disintegrates, resulting in yellowing of leaves. Cytokinin delays senescence.