Apical dominance is stimulated by auxin,whereas it is inhibited by:

Cytokinin was first synthesized by:

Which of the following causes delaying of senescence?

Farmers in a particular region were concerned that premature yellowing of leaves of a pulse crop might cause a decrease in the yield. Which treatment could be most beneficial to obtain maximum seed yield?

The hormone present in the liquid endosperm of coconut is

Which of the following plant hormones is responsible for delaying the senescence of plant organs?