Deficiency symptoms of an element tend to appear first in young leaves. It indicates that the element is relatively immobile. Which one of the following elemental deficiency would show such symptoms?

Options

A. Sulphur
B. Magnesium
C. Nitrogen
D. Potassium

Answer

a

Explanation

In chapter of Mineral Nutrition NCERT has writ- ten that sulphur is a part of structural component of the cell and hence not easily released. But in chapter of Transport in plants, NCERT has included sulphur among readily mobilised minerals. However, most Botany Text book include sulphur among immobile elements