(Q).
Q: What is the body system that digests food mechanically and chemically and absorbs nutrients? Choices: - metabolism system - internal system - ingestion system - digestive system A:
(A).
digestive system

(Q).
Q: What is the most common type of organic compound? Choices: - proteins - fats - vitamins - carbohydrates A:
(A).
carbohydrates

(Q).
Q: A sticky, moist secretion that covers mucous membranes is called what? Choices: - sweat - pus - saliva - mucus A:
(A).
mucus