What is the pH of gastric acid in the human stomach approximately?
A
1 to 2
B
5 to 6
C
7
D
9 to 10
Correct Answer: Option A — 1 to 2
Explanation:
Gastric acid in the human stomach has a pH ranging from approximately 1 to 2, making it highly acidic. This acidic environment helps break down food and kill harmful bacteria that may be ingested with meals.