Answer:
The three elements make up most of the human body are
1. Oxygen
2. Carbon
3. Hydrogen
Explanation
The human body is made up of many different elements, but oxygen, carbon, and hydrogen these elements are present in abundance.
- Oxygen: oxygen is the first major element that is present in the abundant, about 65 percent total weight of a human body is made up of oxygen. Oxygen is consumed by both inhalation and exhalation process.
- Carbon: It is the second most important element of the human body, about 18 percent total weight of a human body is made up of carbon.carbon is consumed by the food material.
- hydrogen: It is the third major element of the human body, about 9 percent of the total weight of the human body is made of hydrogen. In a water molecule, two hydrogen are there.
