Question

The efficiency index of growth in plants represents ______.

Options

• total increase in growth per unit time

• the increase in number of cells only

• growth of a particular system only

• permanent change in the structure of cells only

Answer 1

The efficiency index of growth in plants represents permanent change in the structure of cells only.

Explanation:

The efficiency index of growth in plants refers to the plant’s ability to bring about a permanent structural increase in its cells, not just temporary swelling or cell number increase.