Class 5 : Environmental studies part one: 15. COMMUNICATION AND MASS MEDIA

Q.1 Answer the following.

1. What is communication?
Ans.: The exchange of information is called communication.

2. What are used in modern methods of communication?
Ans. Artificial satellites are used in modern methods of communication.

3.What do we receive through communication?
Ans. We receive  all sort of messages and information through communication 

4. Information is useful for constructing................. (fill up)
Ans. Knowledge

5. Study the pictures given here and write the name of the emotion that you see on each face in the box below it.

Ans. A. Happy   B. Angry  C. Sad  D. Surprise

6. What is INSAT?
Ans.: The satellites are called the Indian National Satellites.

7. What are the means of launching artificial satellites into space?
Ans.: Rockets are the means of launching artificial satellites ino space.

8.What do we understand by looking at the expression on the person's face?
Ans.: We understand the person's feelings by looking at the expression.

9. What kinds of information can we obtain from a newspaper.
Ans.: We can obtain different kinds of information as follows.
1. Educational 2. Social 3. Political 4. Sports 5. Cultural 6. Economical 7.Current affairs

10. Write any 3 advantages of telecommunication and mass media.
Ans.:
1. We can easily contact people far away from us.
2. The time and effort spent in exchanging information can be saved.
3. People can be forewarned about natural disasters like storms,tsunami, floods etc.

11.Write any 3 disadvantages of telecommunication and mass media.
Ans.:
1. Excessive use of electronic devices can cause disorders of eyes, ears and back pain. Psychological disorders and isolation erc. are also possible.
2. Information can be misused.
3. It can lead to the neglect of outdoor sports and physical fitness.

*12. Write down the educational uses of mass media.
Ans. Following are the educational uses of mass media.
1.  Various programs broadcast and provide information on various topics such as historical, social, educational, sports, general knowledge etc.
2. We receive current updates in educational policies.
3. Students can get information about various examinations.

*13. How were messages communicated before we began to use the telephone?
Ans.: Messages were communicated with the help of letters and telegrams before we began to use the telephone.

*14. What difference has the computer made to your life?
Ans.: Following difference the computer has made to my life;
1.I can access all kind information within few seconds anytime, anywhere.
2. Communication has made fast and easy.
3. I can make my school project effortlessly.
4. I can store my data at one place only.

Comments

  1. Soo much long work to do wee can't do the work in time please give short note please 🙏🙏🙏🙏🙏🙏🙏🙏 please 🙏🙏

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