Class 5: Environmental Studies Chapter 15 solutions. Complete Class 5 Environmental Studies Chapter 15 Notes.
Contents
Maharashtra Board Solutions Class 5-Environmental Studies (Part 1): Chapter 15- Communication and Mass Media
Maharashtra Board 5th Environmental Studies Chapter 15, Class 5 Environmental Studies Chapter 15 solutions
Questions and Answers
1. Write down the educational uses of mass media.
Question 1.
Write down the educational uses of mass media.
Answer:
Mass media helps us in the following ways :
- Awareness about issues such as environmental balance, gender equality and cleanliness.
- Forewarn about natural disasters like storms, tsunamis, flood, etc.
- Awareness about health, educational facilities, good things happening in society, etc.
- Awareness about basic needs related to food, clothing, shelter, education and health.
- Helps in the expansion of trade and industry.
2. How were messages communicated before we began to use the telephone?
Question 1.
How were messages communicated before we began to use the telephone?
Answer:
Messages were earlier
1. Sent by pigeons who were trained
2. Men on horseback with messages
3. Letters sent through postal services.
3. What difference has the computer made to your life?
Question 1.
What difference has the computer made to your life?
Answer:
With the help of computers, I am able to get information with the help of internet connection and also able to do work faster and save time and efforts.
Additional Important Questions and Answers
Fill in the blanks with the correct answers from the options given below:
Question 1.
The exchange of information is called ……………… .
(a) gossip
(b) noise
(c) communication
Answer:
(c) communication
Question 2.
………………. are used in modem methods of communication.
(a) Artificial satellites
(b) Mobile
(c) Computer
Answer:
(a) Artificial satellites
Question 3.
Indian Satellites used for communication are called ……………… .
(a) AGNI
(b) INSAT
(c) Chandrayaan
Answer:
(b) INSAT
Question 4.
Artificial satellites are launched into space by means of ……………………. .
(a) NASA
(b) rockets
(c) ISRO
Answer:
(b) rockets
Question 5.
The ………………… on a person’s face and other gestures communicate a message to us.
(a) expression
(b) glow
(c) lines
Answer:
(a) expression
Question 6.
Information ………………….. is also a part of communication.
(a) telecast
(b) broadcast
(c) technology
Answer:
(b) broadcast
Question 7.
Information is useful for constructing …………………. .
(a) structures
(b) maps
(c) knowledge
Answer:
(c) knowledge
Question 8.
Through telecommunication, we can easily ………………… people far away from us.
(a) contact
(b) warn
(c) party with
Answer:
(a) contact
Question 9.
Through telecommunication, people can be ………………… about natural disasters like storms, tsunamis, floods etc.
(a) endangered
(b) forewarned
(c) assured
Answer:
(b) forewarned
Question 10.
Mass media helps in successful implementation of ………………. schemes launched for the benefit of people.
(a) public
(b) private
(c) government
Answer:
(c) government
Question 11.
………………. media helps in the expansion of trade and industry.
(a) public
(b) individual
(c) mass
Answer:
(c) mass
Question 12.
We get all sorts of ……………….. through television channels and the internet.
(a) information
(b) transformation
(c) industrialization
Answer:
(a) information
Question 13.
Time spent on watching ………………… leads to the neglect of outdoor sports and physical fitness.
(a) telephone
(b) television
(c) mobile
Answer:
(b) television
Question 14.
Telecommunication devices should be used properly and ……………….. .
(a) honesty
(b) sensibly
(c) truthfully
Answer:
(b) sensibly
Question 15.
We must be careful not to use telecommunication
(a) excessively
(b) severely
(c) seriously
Answer:
(a) excessively
Question 16.
New communication technology has now made this possible on a mobile phone, to ……………….. the person we are talking to.
(a) touch
(b) see
(c) smell
Answer:
(b) see
Answer in detail:
Question 1.
What are the disadvantages of tele-communication devices?
Answer:
The disadvantages of telecommunication devices are:
- Excessive use of the television, computer or mobile phones cause disorders of the eye, ears and back.
- Psychological disorders and isolation are also possible.
- Information through television and the internet disturbs peace and order in society.
- Excessive TV watching neglect the outdoor sports and physical fitness.
- Adverse effect on physical health.
Question 2.
What are the uses of artificial satellites?
Answer:
The uses of artificial satellites are as follows:
1. Live telecast of events happening in the world.
2. With the help of phones, we can directly talk to people in other countries.
3. The President or Prime Minister can address the entire nation at the same time over the radio or TV.
Question 3.
What are audio visual communication?
Answer:
With the help of audio visual communication we can see the person whom we are talking to on a mobile phone.
Can you tell?
Question 1.
We watch TV programmes on many different channels. Where do they come from?
Answer:
Artificial Satellites
Question 2.
We talk to others on our mobile phones. What makes communication on a mobile phone possible?
Answer:
Artificial Satellite
3.
Question (a)
Study the pictures given below. Write the name of the emotions that you see in each face in the box below it:
Answer:
Question (b)
Write the names of the means of communication that are used?
Answer:
The expression on the face is used to communicate.
Question 4.
What information do you obtain from a newspaper?
Answer:
Political, Educational, Social, Cultural, Economic and Entertainment.
What’s the solution?
When Amod, who is in the fifth standard, comes home after school, he visits several websites on his computer. He never misses his favourite TV shows. He plays games on his mother’s mobile phone all the time. He is always sitting at home. Lately, his appetite has decreased. He is drowsy6 and has put on weight. Amod’s mother is worried about him. When will she feel better?
Answer:
Amod’s mother will feel better when Amod start going out and play with his friends and be physically fit.
Glossary:
- neglect – fail to care properly
- forewarned – inform of a possible danger or problem.
- implementation – process of putting a plan into effect
- isolation – process of being isolated
- adverse – harmful.
- drowsy – sleepy and lazy.
Download PDF
Maharashtra Board Solutions Class 5-Environmental Studies (Part 1): Chapter 15- Communication and Mass Media
Chapterwise Maharashtra Board Solutions Class 5 Environmental Studies :
Part 1
- Chapter 1- Our Earth and Our Solar System
- Chapter 2- Motions of the Earth
- Chapter 3- The Earth and its Living World
- Chapter 4- Environmental Balance
- Chapter 5- Family Values
- Chapter 6- Rules are for Everyone
- Chapter 7- Let us Solve Our own Problems
- Chapter 8- Public Facilities and My School
- Chapter 9- Maps – Our Companions
- Chapter 10- Getting to Know India
- Chapter 11- Our Home and Environment
- Chapter 12- Food for All
- Chapter 13- Methods of Preserving Food
- Chapter 14- Transport
- Chapter 15- Communication and Mass Media
- Chapter 16- Water
- Chapter 17- Clothes – Our Necessity
- Chapter 18- The Environment and Us
- Chapter 19- Constituents of Food
- Chapter 20- Our Emotional World
- Chapter 21- Busy at Work – Our Internal Organs
- Chapter 22- Growth and Personality Development
- Chapter 23- Infectious Diseases and how to Prevent them
- Chapter 24- Substances, Objects and Energy
- Chapter 25- Community Health and Hygiene
Part 2
- Chapter 1- What is History?
- Chapter 2- History and the Concept of ‘Time’
- Chapter 3- Life on Earth
- Chapter 4- Evolution
- Chapter 5- Evolution of Mankind
- Chapter 6- Stone Age: Stone Tools
- Chapter 7- From Shelters to Village-settlements
- Chapter 8- Beginning of Settled Life
- Chapter 9- Settled Life and Urban Civilization
- Chapter 10- Historic Period
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