Oesophagus or Foodpipe

Q.

Digestion of starch starts in the stomach

1. True
2. False

Q.

The swallowed food moves downwards in the alimentary canal because of

1. the force provided by the muscular tongue

2. the flow of water taken with the food.

3. gravitational pull

4. the contraction of muscles in the wall of the food pipe.

Q. Oesophagus produces enzymes for the digestion of food.

1. False
2. True

Q. The swallowed food travels downwards in the food pipe because of ______.

1. force provided by the muscular tongue
2. the flow of water taken with the food
3. gravitational pull
4. the contraction of muscles in the wall of the food pipe

Q.

Saliva contains amylase which digest fats.

1. True
2. False

Q. In bacteria the respiratory enzymes are located on

1. Episome
2. Mesosome
3. Plasmid
4. Nucleoid

Q. Write a short note on oesophagus.

Q. The food after initial digstion in the mouth passes into the ___.

1. food pipe
2. stomach
3. small intestine
4. liver