Question

Which part of the alimentry canal is involved in (a) chewing of food (b) killing of bacteria (c) absorption of food (d)formation of faeces

Answer 1

Alimentary canal start from the mouth and ends at the anus.a) the part of alimentary canal which is useful in chewing the food is oral cavity or buccal cavity in that teeth are used to chew. (b) mostly stomach this part of alimentary canal is highly acidic and due to its acidic nature it is that part which used mostly to killing the bacteria. (c) absorption of food takes place mainly in small intestine part. (d) formation of faeces takes place in rectum.

Answer 2

(c) absorption of food may be