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Assertion: Necrosis occurs due to defici...

Assertion: Necrosis occurs due to deficiency of Ca, Mg, Cu and K.
Reason: Necrosis is the death of tissue, particularly leaf tissue.

A

If both assertio and reason are true and reason is the correct explanation of assertion

B

if both assertion and reason are true but reason is not the correct explanation of assertion

C

if assertion is true but reason is false

D

if both assertion and reason are false

Text Solution

Verified by Experts

The correct Answer is:
B
Necrosis is the prematrue death of cells in living tissue. It is symptom os a disease. This symptom can occur in any plant tissues such as leaves, petioles, stem, etc. necrosis may appear in small areas and goes up to large areas of plant tissues. The apical necrosis of young leaves extends towards the base along the margins. Necrosis occurs due to deficiency of Ca, Mg, Cu and K.
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