InterviewSolution
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InterviewSolution
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Which of the following are required in minimum amount by humanA. Iron, iodine, carbon, manganese, copper, `O_(2)`B. Iron, iodine, manganese, copper, zine, fluorineC. Iron, iodine, manganese, zinc, hydrogenD. Nitrogen, oxygen, zinc, fluorine |
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Answer» Correct Answer - b (b) On the basis of their requirement in body the inorganic elements are of two types: (i) Macroelements : C, H,`N_(2)` and `O_(2)` are called big four elements of living body because they are required in maximum amount in the body. (ii) Microelements : Iron, iodine, manganese, copper, zinc, fluorine etc, are required in minimum amount in the body. |
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