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MCQ practice · SSC Chemistry Board questions · Chapter 3: Structure of Matter

Chattogram Board 2021

How many elements are present in the human body?

Think it through first, then pick an option.

  1. a 18
  2. b 20
  3. c 25
  4. d 26
Answer and explanation

Correct answer: d 26

The human body contains 26 different elements in all.

Why the other options are wrong

  • a 18: 18 is not the count; the human body contains 26 different elements.
  • b 20: 20 is not the count; the human body contains 26 different elements.
  • c 25: 25 is not the count; the human body contains 26 different elements.

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