Deficiency symptoms caused due to the deficiency of Mg and K are:

Chlorosis

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Necrosis

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Both A and B

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Inhibition of cell division

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Solution

The correct options are
A
Chlorosis

B
Necrosis

The deficiency of Mg and K causes both chlorosis and necrosis. Chlorosis is the loss of normal green colours of plant parts due to deficiency of minerals, disease condition or lack of light. Necrosis is the death of plant cells due to extreme deficiency of minerals, disease or injury.

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Similar questions

Q. Identify the elements whose deficiency causes both necrosis and chlorosis.

Q. Match the columns and choose the correct combination.

	I(Essential Elements)		II(Deficiency Causes)
(a)	N, K, Mg, S, Fe, Mn, Zn and Mo	(i)	Inhibit cell division
(b)	N, K, S and Mo	(ii)	Necrosis
(c)	Ca, Mg, Cu and K	(iii)	Delay in flowering
(d)	N, S and Mo	(iv)	Chlorosis

Match the following deficiency symptoms with relevant essential elements:

$\begin{matrix} Column - I & Column - II A . Chlorosis & 1. N, S, Mo B . Necrosis & 2. N, K, S, Mo C . Inhibition of cell division & 3. Ca, Mg, Cu D . Delay of flowering & 4. N, K, Mg, S, Fe, Mn, Zn, Mo \end{matrix}$

Match the following deficiency symptoms with relevant essential elements:

Column - I Column - II

A. Chlorosis 1. N, S, Mo

B. Necrosis 2. N, K, S, Mo

C. Inhibition of cell division 3. Ca, Mg, Cu,

D. Delay of flowering 4. N, K, Mg, S, Fe, Mn, Zn, Mo

Q. The first symptom of chlorosis in Mg deficiency is:

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