Question

Q No. 10 Read the following paragraph and answers questions (a) to (c),
Micro propagation is the technique of multiplying plants from pieces or explants over artificial medium
inside small containers under controlled environmental conditions. Each explants first forms a mass of
undifferentiated cells called callus. Callus can be sub cultured several times Callus formed from
meristematic region is always free from viral infection. Callus is provided with auxin and cytokinin. The
treatment converts the undifferentiated mass of cells into small plantlet. The plantlet is transferred to
bigger container for further growth in the field.
(a) What is the other name of micro propagation?
(b) What is callus?
(c) Why are auxin and cytokinin provided to callus?​

Answer 1

Answer:

1.artificial medium

2. undifferentiated cells called callus

3.Callus can be sub cultured several times Callus formed from

meristematic region is always free from viral infection. Callus is provided with auxin and cytokinin.