Give a scientific name for the process of chewing food and its mixing with saliva. (Digestion/Mastication)

Give one word for the following:

Food engulfed and taken in the cell by Amoeba. (Ingestion/Egestion)

Give one word for the following:

Absorbed food used for growth and performing life function.

Give one word:

Finger like projections on the inner wall of the small intestine.

Give one word for the following:

Extension along one end of the caecum in humans.

Villi increases the food absorbing surface in the intestine.