DAV Class 4 SST Solution Chapter 12 Let Us Communicate
DAV School Books Class 4 SST Solution Chapter 12 Let Us Communicate all Question Answer. DAV Class 4 12th Chapter Let Us Communicate full Chapter explanation by expert teacher.
DAV School Books Class 4 SST Solution Chapter 12 Let Us Communicate:
Something to know
Tick (✓) the correct option.
1.) A dancer communicates feelings through……….
- Mudras
- Facial expressions
- Smiles
Answer:- b. Facial expressions.
2.) Choice of communication depends on……………
- Interest
- Requirement
- Both
Answer:- c. Both.
3.) We can get money order through a…………..
- Post office
- Bank
- Airport
Answer:- a. Post office.
4.) A satellite helps in transmitting………….
- Pictures
- International call(c) Both
Answer:- Pictures.
B.) Fill in the blanks:
Help Box
Alaxander Graham Bell, send or receive, electronic, oldest, teleconferencing
1.) Means of communication help to…………….a message.
Answer:- send or receive.
2.) Postal service is the………………means of communication.
Answer:- oldest.
3.) Telephone was invented by……………
Answer:- Alexander Graham Bell.
4.) Computer is an………………device.
Answer:- electronic.
5.) Many people can exchange their views while sitting in different places through……………….
Answer:- teleconference.
C.) Match the following.
Answer:-
1.) Mass Communication :- (e) communicating with many people at the same time.
2.) Books :- (a) man’s best friend.
3.) Fax :- (d) used for transfer of documents.
4.) Bengal Gazette :- (b) first newspaper published in India.
5.) Television :- (c) audio and video.
D.) Answer the following questions in brief.
1.) In which two ways is a telephone better than a letter?
Answer:- The telephones are better than letters because it can directly connect people
- It takes less time.
- Everyone can use it, educated and uneducated.
2.) Mention three advantages of print media.
Answer:- Advantages of print media –
- They are a popular means of communication.
- They are important to spread knowledge to people.
- Newspapers can help to know about what is happening in the world.
3.) What is an artificial satellite? Mention two main advantages of a satellite.
Answer:- An Artificial Satellite is a man made satellite which revolves around the earth.
Advantages of satellite –
- With the help of satellites we can easily communicate with each other by international calls.
- We can watch any live show by sitting at home.
4.) Comment on the statement-“Films create awareness.”
Answer:- Films always create awareness among the peoples, if we watch good films then it will be beneficial for us. Films like Clean City create awareness for cleaning.
5.) In which three ways has the electronic media influenced our lives?
Answer:- Electronic media with the help of satellite transmission through internet radio television in different ways provides news, different ideas, fashion ideas, living, education,creativity, and the surrounding environment. In this way the electronic media influenced our lives.
6.) Why has the electronic media become more popular than print the print media?
Answer:- Now-a-days electronic media is more popular than media because it provides fast information. Information can be shared easily with the electronic media as compared to print media. Audio and video format is easier than providing in print format. Live news can be shared easily with electronic media.
7.) Why is it important to limit television time for children? Give three arguments in favour of your answer.
Answer:- It is important to limit television time for children because
- If children watch too much television, then their eyes can suffer problems.
- They can suffer from headaches.
- They can suffer from neck and back problems.
Children should watch television for 1-2 hours a day.
Value based Questions
Q.) A hearing impaired student has joined your class. He finds it difficult to communicate with other students. What qualities do you need to develop in yourself to help him in the class, around the school and in the school bus?
Answer:- If a hearing impaired student has joined our class so qualities need to be developed are –
- I need to communicate with them using facial expressions.
- Use more actions while communicating with him.
- I should keep calm and keep patience with him.
- Use writing patterns for communicating with him.
Somethin to do
3.) All channels express different opinions while reporting a news item. How do you find out the truth?
Answer:- All the news channels present different opinions on the same news. If we have to find the truth of the real news, we should believe the old and most trustworthy news channels.
4.) Radio has regained its popularity in recent times. What type of programmes do you listen to on the radio? Give two reasons.
Answer:- We listen prime minister’s “Maan Ki Baat” and song’s on radio. Because I like to listen Maan ki baat program and song’s which are played on radio.
5.) Some children watch television for many hours and with their precious time. Suggest any three ways to make the children aware of the harmful effects of too much TV watching.
Answer:-
- By telling them about harmful effect of watching too much TV like headache, back problems,etc.
- We can show them, what happens when we watch too much TV.
- We can provide them books for reading. It will increase their consantration prower.
6.) Which book have you read recently? What impressed you about the book?
Answer:- I have recently read Bhagavad Gita. The technique of lord Shri Krishna and their lessons about how to live our life has impressed me.
7.) Which newspaper do you get at home? What do you like reading in the newspaper?
Answer:- I get Times of India at my home. I like to read current affairs and political issues of our country. It gives us information about our country.
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