alleryStart learning →The stomach makes strong acid. Why is its own wall not harmed?
AIt is covered with bone
BIt is coated with mucus
CIt has hard enamel
DIt makes no acid at night
Answer & Solution
Correct answer: B. It is coated with mucus
Gastric glands secrete mucus that coats the stomach wall and protects it from the acid and the enzyme.
Keep practising Human body and health
Browse all Human body and health questions for Olympiad (Class 5), or explore more Science topics.
Related questions
Lack of thiamine, a B vitamin, causes which disease?Helpful microorganisms living in the gut make which vitamin for the body?Which group lists all four fat-soluble vitamins?Water-soluble vitamins are not stored well in the body. What follows from this?The body makes vitamin A from which substance found in carrots?Skin cells can make one form of vitamin D when exposed to which of these?A child who gets very little vitamin D may develop which bone disease?Sailors on long voyages without fresh fruit used to get scurvy. Which vitamin were they mi