Define senescence.

Delay in senescence is caused by the spray of

Cytokinins help overcome the (A)____.they promote (B)____whch helps in the delay of leaf senescence.

Which one of the plant growth regulators would you use if you are asked to delay leaf senescence.

One harmone is used to speed up the malting process in barley, another is used to promote flowering in pineapple, while the third helps in the delay of leaf senescence. These are respectively

Give 2 features of senescence.

In progressive senescence, the leaves fall

Explain various types of senescence.

The regulator which retards ageing/senescence of plant parts is

Nutrient mobilisation in plants and ____ in leaf senescence are the role of____

Induction of cell division activity and delay in senescence is caused by