Sawaal
1
Q:

Which one of the following elements is essential for the formation of chlorophyll in green plants?

A) Calcium B) Iron
C) Magnesium D) Potassium

Answer:   C) Magnesium



Explanation:

Forms taken up by plants: Mg++ Functions in plants: a part of the chlorophyll molecule -essential in photosynthesis: related to phosphorus metabolism: large quantities found in seed.Mg deficiency symptoms: Mg is mobile, so symptoms occur first in old leaves; A whitish or yellowish striping effect on grasses.

Subject: Chemistry
Exam Prep: Bank Exams
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