Question

Select all that apply.

The most abundant elements in living organisms are _____.
fluorine
hydrogen
carbon
oxygen
nitrogen

Answer 1

Hi! The four most common elements in the human body are oxygen, nitrogen, carbon and hydrogen. Of course, the body contains trace amounts of other elements as well. :)

Answer 2

It is common knowledge that humans needed food to survive. And these foods must contain nutrents that are needed in the body. These nutrients function in different ways that helps the human body function properly. The human body is made up of 65 – 90 weight % of water. And so, it has 65% oxygen followed by 18% carbon, 10% hydrogen, 3% nitrogen, 1.5% calcium and 1.0%phosphorus. These are the major element in the human body. It does not contain fluorine.