Question

Necrosis, or death of tissue particularly leaf tissue, is due to the deficiency of:

• A. $N$, $K$, $S$
• B. $N$, $K$, $Mg$ and $Fe$
• C. $Mn$, $Zn$ and $Mo$
• D. $Ca$, $Mg$, $Cu$ and $K$

Answer 1

Answer: (D)

$Ca$, $Mg$, $Cu$ and $K$

Answer 2

Necrosis generally means the death of plant tissues, particularly leaf tissue. Necrosis is generally caused due to the deficiency of calcium (Ca), magnesium (Mg), copper (Cu) and potassium (K).