Question

What are plant hormones? Name the plant hormones responsible for the following:
(i) Growth of stem
(ii) Promotion of cell division
(iii) Inhibition of growth
(iv) Elongation of cells​

Answer 1

Answer:

a. gibberellins

b. cytokinin

c.absicis acid

d.auxins

Answer 2

Answer:

In plants , growth , development , response to the environment are controlled and coordinated by a special class of chemical substances known as phytohormones.

The plant hormones responsible for the following are :-

1. Growth of stem - Gibberellins
2. Promotion of cell division - Cytokinins
3. Inhibition of growth - Abscisic Acid
4. Elongation of cells - Auxins .