Class 7 - L20 - Unfriendly Nature

20. Unfriendly Nature

1. Complete the table with the help of the information in the esson.

S.N.	DISASTER	CONDITIONS	RESULTS
1	Earthquake	large plates of land collide with each other below earth surface.	violent shocks, release of energy
2	Earthquake	using lift in big buildings	could be dangerous.
3	Flood	heavy rainfall	results in high tide, destroys transport and kills people.
4	Drought	less rainfall	acute scarcity of water, food and fodder.
5	Flood	using tap water without boiling	cholera and dysentry in people especially, children.

2. Write phrases or words to tell how the following are affected during natural calamities.

One is done for you.

3. State True or False.

(i) The earthquake in Gujarat in 2001 killed 13,000 people. (True)

(ii) We should run out of homes as soon as we feel tremors. (True)

(iii) We should bend down under cots and desks during floods. (False)

(iv) 70,000 people became homeless in Assam due to earthquake. (False)

(v) Eating food that has got wet in flood water is harmful. (True)

(vi) The local radio warns us about earthquakes and floods. (True)

(vii)People in Bikaner always enjoy rains. (False)

(viii) The villagers become poor and unemployed due to drought. (True)

 Vocabulary

Tick (✔) the word that is not related to those written in capitals.

Grammar

Write your sentences using 'must'. What could you suggest in the following situations?

Example is given for you.

Example: I worked hard today. I feel tired now.

You must take rest now.

1. My mother will get angry. I am getting late.

Suggestion - You must go home now.

2. I have a headache. I can't work now.

Suggestion - You must stop your work and go to sleep.

3. She wants to be a singer in future. She doesn't sing very well now.

Suggestion - She must practice hard for singing.

4. She is a very naughty girl. She doesn't obey elders.

Suggestion - She must obey elders.

5. My younger brother is looking for a good job. He has no job now.

Suggestion - He must try hard to get a good job.

6. My handwriting is very poor. I feel it.

Suggestion - You must practice to improve your handwriting.

© 2020, Anupam Agrawal and CG-SCERT