Question

2. An acid present in the stomach for killing of unwanted bacteria come
along with food.
3. The finger-like projections which absorb soluble food in the small intestine.​

Answer 1

2. HCl

3. Villi

Explanation:

2. Hyydro chloric acid present in the stomach for killing of unwanted bacteria come along with food.

3. Villi increase surface area for absorption of food

Answer 2

hcl ( hyrocloricacid)
pepsin (protein)
lipase (fat)