Biology - Study Mode

[#86] Which organ has finger like outgrowths which are called as Villi (Singular Villus)?
Correct Answer

(C) Small Intestine

Explanation

Solution: The internal walls of the small intestine are covered in finger-like tissue called villi. Each of these villi is covered in even smaller finger-like structures called microvilli.

[#87] A large number of bacteria in our digestive system, especially in the ________ and large intestine are important in completing digestive processes.
Correct Answer

(B) Small intestine

Explanation

Solution: A large number of bacteria in our digestive system, especially in the small intestine and large intestine are important in completing digestive processes.

[#88] Pepsin is an enzyme that digests ________ .
Correct Answer

(A) Proteins

Explanation

Solution: Pepsin is a stomach enzyme that serves to digest proteins found in ingested food. Gastric chief cells secrete pepsin as an inactive zymogen called pepsinogen. Parietal cells within the stomach lining secrete hydrochloric acid that lowers the pH of the stomach.

[#89] Which among the following is used to treat indigestion?
Correct Answer

(A) Antacid

Explanation

Solution: Antacid is used to treat indigestion.

[#90] Pepsin is a
Correct Answer

(B) Enzyme

Explanation

Solution: Pepsin is a stomach enzyme that serves to digest proteins found in ingested food. Gastric chief cells secrete pepsin as an inactive zymogen called pepsinogen. Parietal cells within the stomach lining secrete hydrochloric acid that lowers the pH of the stomach.