Question 1:

Which organ is responsible for the production of bile?

Explanation: The liver is responsible for the production of bile. Bile is a substance that aids in the digestion and absorption of fats. It is stored in the gallbladder and released into the small intestine when needed. Therefore, option B is correct.

Question 2:

Which enzyme is responsible for the breakdown of carbohydrates in the mouth?

Explanation: Amylase is the enzyme responsible for the breakdown of carbohydrates in the mouth. It starts the process of breaking down complex carbohydrates into simpler sugars. Therefore, option C is correct.

Question 3:

Which part of the digestive system is responsible for the absorption of nutrients?

Explanation: The small intestine is responsible for the absorption of nutrients. It has a large surface area due to the presence of villi and microvilli, which maximize nutrient absorption. Therefore, option B is correct.

Question 4:

Which of the following is responsible for the production of gastric acid?

Explanation: The stomach is responsible for the production of gastric acid. Gastric acid, also known as stomach acid, aids in the digestion of proteins and activates digestive enzymes. Therefore, option B is correct.

Question 5:

Which organ stores and concentrates bile?

Explanation: The gallbladder stores and concentrates bile. Bile, produced by the liver, is stored in the gallbladder until it is needed for the digestion and absorption of fats. Therefore, option D is correct.