Senescence as an active developmental cellular process in the growth and functioning of a flowering plant, is indicated in

Options

(a) vessels and tracheid differentiation
(b) leaf abscission
(c) annual plants
(d) floral parts

Correct Answer:

leaf abscission

Explanation:

Senescence as an active developmental cellular process in the growth and functioning of a flowering plants, is indicated in lead abscission. Senescence is the changes that occur in an organism between maturity and death, i.e., ageing. Characteristically there is a deterioration in functioning as the cells become less efficient in maintaining and replacing vital cells components.