Which is not caused by deficiency of mineral nutrition?
A
Chlorosis
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B
Internode shortening
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C
Necrosis
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D
Etiolation
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Solution
The correct option is C Etiolation Mineral nutrition of plants includes various diseases and disorders like chlorosis, stunted plant growth, premature leaves abscission, internode shortening, cell division inhibition. Etiolation is seen in flowering plants when they are grown in partial or complete absence of light. They have pale yellow leaves and long internodes.