Question

The human brain weight approximately ..........% of the body weight.

• A. 1%
• B. 2%
• C. 5%
• D. 10%

Answer 1

Answer: (B)

2%

The adult human brain weighs about 3 pounds (1,300-1,400 g). The adult human brain is about 2 % of the total body weight. The average human brain is 140 mm wide.

So, the correct answer is 2%.