_________is the most common method of creating genetic variation.

Virus-free plants can be easily grown by the technique of __________.

The root portion taken from one plant for grafting is called the ________.

__________is a technique of producing entire plants from a few plant cells.

____________is  a method in which roots are  induced to grow before the stem is cut to form a new plant.

The new individual produced as a result of hybridization is called ___________.

To preserve a stock of selected varieties _________ is the only means

The scions of good coloured roses are grafted on the wild rose root stocks by __________ technique

_____________is followed by fertilization and results in the formation of hybrid seeds.

Give an example of natural vegetative  propagation ?