Question

what happens in the alimentary canal?
a. excess salt is removed from the blood.
b. lipases are broken down into carbohydrates.
c. nephrons are produced.
d. nutrients are absorbed into the bloodstream.

Explanation:

• Option A: Excess salt is removed from the blood by the kidneys, not the alimentary canal.
• Option B: Lipases are enzymes that break down lipids (fats), not the other way around.
• Option C: Nephrons are the functional units of the kidneys and are not produced in the alimentary canal.
• Option D: The main function of the alimentary canal (digestive tract) is to digest food and absorb nutrients into the bloodstream.

Answer:

D. Nutrients are absorbed into the bloodstream