Seeds of ________ plants are spread by  explosion .

The transfer of pollen grains from the anther of  particular flower to the stigma of another flower of a same kind is called ________

________ is a living factor.

The pollen in the pollen tube goes to the

A non -living factor is

_________ is the birth place of Banyan tree.

Which is the birth place of onions?

The plants are able to produce the food for their existence using _______ energy .

_______ is the birth place of tomato .

Seeds of silk cotton spread through _____