everyday science MCQ #112

everyday science MCQ #112

1. Question 1

   Q1. What is the weight of the average adult human brain?

   • A) 3.1 to 3.4 kg
   • B) 2.1 to 2.8 kg
   • C) 1.4 to 1.8 kg
   • D) 1.2 to 1.4 kg

   Answer: 1.2 to 1.4 kg

   Explanation: The average adult human brain weighs approximately 1.4 to 1.6 kg (about 3 pounds), representing roughly 2% of total body weight.