4 S.St. Ch. 12 Let Us Communicate
SOMETHING TO KNOW
A. Tick ( ) the correct option :
1. A dancer communicates feelings through ----
( a ) Mudras ( b ) Facial expressions ( c ) Smiles
2. Choice of communication depends on -----
( a ) Interest ( b ) Requirement ( c ) Both
3. We can get money order through a----
( a ) Post office ( b ) Bank ( c ) Airport
4. A satellite helps in transmitting ---
( a ) Pictures ( b ) International call ( c ) Both
B. Fill in the blanks : Help Box-- Alaxander Graham Bell , send or receive , electronic , oldest , teleconferencing
1. Means of communication help to send or receive a message .
2. Postal service is the oldest means of communication .
3. Telephone was invented by Alaxander Graham Bell .
4. Computer is an electronic device .
5. Many people can exchange their views while sitting in different places through teleconferencing
C. Match the following :
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 :
Q 1. In which two ways is a telephone better than a letter ?
Ans. It is an instant means of two wayscommunication.It allows people from all over theworld to communicate instantly.
Q 2. Mention three advantages of print media .
Ans. Three advantages of print media are following :
1. They bring us the latest news.
2. They play an important role in spreading knowledge.
3. They give us information, ideas and skill through words and figures.
Q 3. What is an artificial satellite ? Mention two main advantages of a satellite .
Ans. An artificial satellite is a man made object which
revolves around the earth.
Two advantages of artificial satellite are following :
We can watch a Badminton match played in anywhere.
We can watch the Olympic Games while sitting
in the comfort of our home.
Q 4. Comment on the statement- " Films create awareness . "
Ans. It is true that films create awareness--
Cinema is a popular means of mass communication. It provides information, entertainment and knowledge.
Some films impact important messagesand have great impact on us.
Q 5. In which three ways has the electronic media influenced our lives ?
Ans. It entertains our life. It keeps us up to date. It also helps us in our study.It gives people a way to
stay in touch with people who live far away.
Q 6. Why has the electronic media become more popular than the print media ?
Ans. The print media gives us only the facility of reading
but electronic media provides us audio as
well as video facility .It is easily accessible .
It is also reach is very wide. So electronic media
become more popular than the print media.
Q 7. Why is it important to limit television time of children ? Give three arguments in favour of your answer .
Ans. They will lost their eyesight.
They will be weak in their study.
It will make the children to disturb mind and unsocial.
Wastage of time.
Map Skill
On a political map of India , mark and label :
The city where first post office was opened . Kolkata
The city known as the film city of India . Mumbai
State where Bhojpuri films are made . Uttar Pradesh
State with the highest literacy rate . Kerala
State with the lowest literacy rate . Bihar
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