Question

what processes are involved in absorption of food and water

Answer 1

Most of the absorption of digested food takes place in the small intestine.
The six processes of digestion involve: (1) the movement of food and liquids; (2) the lubrication of food with bodily secretions; (3) the mechanical breakdown of carbohydrates , fats, and proteins ; (4) the reabsorption of nutrients—especially water; (5) the production of nutrients such as vitamin K and
biotin by friendly bacteria ; and (6) the excretion of waste products.

Answer 2

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The mechanisms involved in the process of absorption of digested food are simple diffusion, facilitated transport, active, and passive transport. The absorption of water involves the mechanism of osmosis.