Test Name | Elements Found in Normal Human Body Test |
Subject | General Knowledge |
Test Type | Mcqs |
Total Question | 15 |
Total Marks | 30 |
Total Time | 15 Mints |
Test Help For |
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An element is a substance that cannot be broken down into simpler components by any non-nuclear chemical reaction. An element is uniquely determined by the number of protons in the nuclei of its atoms. Almost 99% of the mass of the human body is made up of six elements Oxygen, carban, hydrogen, nitrogen, calcium and phosphorus. Only about 0.85% is composed of another five elements like potassium, sulfur, sodium, chlorine and magnesium.
Elements in Human Body Test Online Questions & Answers Mcqs
Test By Subject | GK |
Test By Topics | Basic Science |