Which part of the digestive canal is involved in: 

(i) absorption of food [[1]]. 

(ii) chewing of food [[2]]. 

(iii) killing of bacteria [[3]]. 

(iv) complete digestion of food [[4]]. 

(v) formation of faeces [[5]] .

(i) absorption of food - Small Intestine.

Small Intestine has villi that absorbs nutrients in food.

(ii) chewing of food - Buccal cavity. 

Buccal cavity has teeth that help in chewing of food.

(iii) killing of bacteria - Stomach. 

Stomach secretes hydrochloric acid that kills bacteria.

(iv) complete digestion of food - Small Intestine. 

Complete food digestion occurs in small intestine.

(v) formation of faeces - Large Intestine.

Large intestine absorbs water and turns the undigested food into faeces.