What number of bio-elements constitute 99% of the human body's total mass?

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
5 Aug 2024
Last updated
28 May 2026

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Explanation

The human body is primarily composed of six major bio-elements, which together make up 99% of its total mass. These elements include oxygen, carbon, hydrogen, nitrogen, calcium, and phosphorus.

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