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Element least in humans is _________ while that in earth's crust is _________

Option: 1

Silicon, Nitrogen


Option: 2

Nitrogen, Silicon


Option: 3

Silicon, Silicon


Option: 4

Nitrogen, Nitrogen


Answers (1)

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  • Silicon (Si) makes up around 15% of the Earth's mass while they come under trace elements (less than 0.01%) for their least availability in the human body.
  • While in the case of Nitrogen, it is present in the least amount (0.002%) in the earth's crust and its abundance is found at 3.3 % in the human body.

Hence, the correct answer is option 1.

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Sayak

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