Question

Which of the following four statements is/are correct regarding DIGESTION? 1. An animal that eats its own feces (ie, poop) in order to obtain more nutrients from its diet is said to be undertaking copraphagy. ii. Mechanical digestion only occurs in the mouth. II. The primary function of the large intestine is the elimination of water from your body. iv. Your gall bladder will be more active if you eat a high fat meal than if you eat a salad. v. Pepsinogen is converted to pepsin after coming in contact with acid in the stomach. a. Exactly ONE of the above statements is correct. b. Exactly TWO of the above statements are correct. c. Exactly THREE of the above statements are correct. d. Exactly FOUR of the above statements are correct. e. ALL FIVE of the above statements are correct.

Answer 1

1. This statement is correct as this is known as coprophagy. In this, the animal eats its own faeces to obtain the nutrients which were lost.

2. This statement is incorrect as mechanical digestion takes place from mouth to stomach.

3. This statement is incorrect as large intestine does not eliminate water instead it is involved in the reabsorption of water.

4. This statement is correct gall bladder will release more bile after consumption of fatty diet.

5. This statement is correct as pepsinogen is converted to pepsin in the stomach due to the acidic pH of the stomach.

So, 3 statements are correct.

So, the correct answer will be C.