Question
Deficiency of calcium causes localized tissue necrosis, necrotic margins on young leaves. Symptoms of this deficiency tend to appear mostly in young leaves and not older leaves because __________.
Answer: Option A
:
A
Some deficiency symptoms tend to appear first in the young tissues whenever the elements are relatively immobile and are not transported out of the mature organs. Calcium is a part of thestructural component of the cell and because of that it is not easily degraded and released for use by the younger growing regions of the plants. This causes the younger leaves to show the symptoms of the deficiency.
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:
A
Some deficiency symptoms tend to appear first in the young tissues whenever the elements are relatively immobile and are not transported out of the mature organs. Calcium is a part of thestructural component of the cell and because of that it is not easily degraded and released for use by the younger growing regions of the plants. This causes the younger leaves to show the symptoms of the deficiency.
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