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Biology
Mineral Nutrition
CBSE
Class 11
Biology
Class 11 - Biology
Mineral Nutrition
MCQ
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1.
Which one of the following roles is not a characteristic of an essential element?
a.
Being a component of biomolecules
b.
Changing the chemistry of soil
c.
Being a structural component of energy-related chemical compounds
d.
Activation or inhibition of enzymes
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