Chapter 3 worksheet new Class 5

                                                                                     Chapter 3

                                                Worksheet

Q1. Answer the following I one word.

1.     The process of breaking down of food in simple form. ________ (Churning and chewing)

2.     The tiny bumps present on tongue.____ (taste buds)

3.     The liquids in our mouth that help in digestion. ____ (saliva)

4.     Food like chips, sweet, burgers, pizzas that make us unhealthy._____ (Junk food)

Fill in the blanks:-

1.     Dr. Beaumont took some liquids out of stomach to know the digestive system.

Answer the following question in detail:

1.     Who was Dr. Beaumont? What did he find out about the digestion?

Ans: Dr. Beaumont was a surgeon.

He took some liquids (juices) out of the stomach.

He kept the juices in the test tubes.

He left the tube at the temperature as that of our stomach about 30⁰c.

Put tiny piece of different foods in the test tube and noted down thetime of dissolving food particles.

He also found that the stomach churns the food.

Then juices are added to it.

This helps the food to digest.

Thus, he find out about our digestive system.