Among the 92 naturally occurring chemical elements, how many are classified as essential bio-elements?

Biology Mcqs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

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Subject
Biology Mcqsbiology-mcqs
Published
11 May 2018
Last updated
28 May 2026

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Explanation

Out of the 92 naturally found elements, only 6 are recognized as essential bio-elements that play a crucial role in biological processes.

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