NEET Botany Mineral Nutrition Questions Solved

NEET - 2014

Deficiency symptoms of nitrogen and potassium are visible first in

(a) senescent leaves

(b) young leaves

(c) roots

(d) buds

(a) Deficiency of both nitrogen (N) and potassium (K) are visible in senescent (older) leaves. Due to deficiency of N, chlorosis happens and because of deficiency of K, inhibition of protein synthesis and scorching of older leaves happens.

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