Question

In tissue culture roots can be induced by :-
(1) Lower concentration of cytokinin and higher
concentration of auxins
(2) Only cytokinin and no auxins
(3) No cytokinin and only auxins
(4) Higher concentration of cytokinin and lower
concentration of auxins​

Answer 1

Answer:  Lower concentration of cytokinin and higher con. of auxin

Explanation: Auxins stimulate cell elongation and develop other organs of plants, such as root initiation, vascular differentiation, tropic responses, apical dominance and the development of auxiliary buds, flowers and fruits.

Answer 2

In tissue culture roots can be induced by :-

=> Lower concentration of cytokinin and higher concentration of auxins.