Question

What is the method of separating the seed far away from the mother plant?

Answer 1

it's the method of dispersion....

by virtue of it seeds separating far from mother plant

Answer 2

Seed dispersal. Plants disperse their seeds in lots of different ways. Some seeds are transported by the wind and are shaped to float, glide or spin through the air. Plants growing near a river may use the flowing water to transport their seeds.