Question

Which one is not due to mineral deficiency?

• A. Chlorosis
• B. Necrosis
• C. Etiolation
• D. Premature leaf fall

Answer 1

Answer: (C)

Etiolation

C. Etiolatiion

Reason: Mineral malnutrition in plants can cause various diseases and disorders such as chlorosis, stunted plant growth, premature leaves abscission, internode shortening, cell division inhibition etc. Etiolation is observed in flowering plants when they are grown in partial or complete absence of light. In those case, pale yellow leaves and long internodes are observed. It is not caused by the deficiency of minerals. So the correct option is C.