Question

question 25
what percent of your body mass is made of water?
○ a. 20%-40%
○ b. 40%-60%
○ c. 60%-80%
○ d. 80%-90%

Explanation:

The question is about the percentage of body mass made of water. This is a factual knowledge question related to the human body's composition. The general scientific understanding is that a significant portion of the body is water. For an average adult, approximately 60% - 70% of body mass is water. Among the given options, the range 60% - 80% (option c) is the closest to the typical scientific range.

Answer:

C. 60%-80%