Identify the group of elements that are absolutely necessar…

Biology Biomolecules Skill Builder Single Correct MCQ

Published on: August 21, 2026

Identify the group of elements that are absolutely necessary for the biochemical processes of living organisms:

Carbon ,

Hydrogen
, ,

Nitrogen , , , (F), (G)

Oxygen
(E) Aluminum (F) Silicon
(G) Iron Choose the correct answer from the options given below: ,(E),(F),(G) , (E), (F)

Text Solution

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The correct answer is:

The elements Carbon, Hydrogen, Nitrogen, and Oxygen are essential for forming organic molecules, making them critical to life's biochemical needs.

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