8th Book Back English – Unit 7: Cyber Safety

Samacheer Kalvi 8th Standard New English Book Back 1 Mark and 2 Mark Question & Answers PDF uploaded and available below. Class 8 New Syllabus 2021 to 2022 Book Back Solutions/Guide available for English and Tamil Medium. 8th Std English Book Portion consists of 7 Prose, 7 Poems, and 7 Supplementary Units. All 7 Units of English Prose, Poem, and Supplementary Book Back Solutions are given below. Check Samacheer Kalvi 8th English Unit 7 Prose Book Back PDF for Free Download.

Samacheer Kalvi 8th English Book Back for Unit 7 Cyber Safety general and grammar part Question and Answers below:

Samacheer Kalvi 8th English Unit 7 Cyber Safety Book Back:

Prose

Unit – 7 Cyber Safety

A. Choose the correct SYNONYMS for the italicized words:

1. I was really scared.
a) bold
b) frightened
c) timid

2. Let us browse about it.
a) surf
b) read
c) glance

3. There is a chance to get addicted.
a) accustomed
b) known
c) inclined

4. We can’t ignore the benefits of internet.
a) favorable
b) harm
c) popularity

5. She gathered the information from the internet.
a) disburse
b) collect
c) amass

B. Choose the correct ANTONYMS from the options given below:

1. The explosion had weakened the building’s foundations.
a) dreary
b) dull
c) strengthen
d) weak

2. A stranger was roaming around the street.
a) well known
b) newcomer
c) unknown
d) foreigner

3. Vairavan is having a spot of bother with law.
a) worry
b) annoy
c) pester
d) pleasing

4. He asked the manager to improve the facility in the hall.
a) amenity
b) comfort
c) uneasy
d) short coming

5. A good diet is beneficial to health.
a) benefit
b) helpful
c) harmful
d) useful

C. Fill in the blanks:

1. Internet is a great tool where, One can gather …………………… .
Ans: – Information

2. Gladin is gathering information for his …………………… .
Ans: – Science project

3. Children should use internet …………………… .
Ans: – wisely

4. We should keep our personal details …………………… in the internet.
Ans: – very private

5. We should not get addicted to …………………… .
Ans: – Mobile phones

D. Say true or false.

1. Gladin’s mom knew how screw guage works.
Ans: –  False

2. We use internet to gather information and gain knowledge.
Ans: – True

3. Rani was frightened of an online predator.
Ans: – True

4. Strangers don’t misuse your information.
Ans: – False

5. Do not give your name, address, telephone number to the strangers.
Ans: – True

6. Too much of anything is good for nothing.
Ans: – True

E. Answer the following questions in a sentence or two.

1. Why did Gladin’s mom ask him to browse?
Ans: – 
Gladin’s mom asked Gladin to browse to know about the working of a screw gauge.

2. Why do we use the internet?
Ans: – 
Internet helps us to connect with people around the world, allows us to watch movies, listen to music, play games and enjoy various other activities.

3. What was Rani afraid of?
Ans: – 
Rani was afraid of a stranger chatting with her every day, using bad words.

4. What was the father’s advice to Rani?
Ans: – 
Father advised Rani not to respond to the message even if he continuously disturbed her still if he bothered her, the father would take care of the predator.

5. Who is an online predator?
Ans: – 
An online predator is a person who sexually exploits a child over the internet.

6. What was the father’s instruction to Gladin and Rani?
Ans: – 
Father advised Rani and Gladin never to chat with anybody until they know them like classmates, friends, family members etc.

7. What do strangers do with our personal information?
Ans: – 
Strangers may use our profile and misuse our information, without our knowledge.

8. What are the benefits of the computer?
Ans: – 
Computer and the internet are helpful to us socially and educationally. They provide us entertainment and also an e-shopping facility.

F. Answer the following in about 100 words.

1. How should one use the technology of the present world?
Ans: – 
One should use the technology of the present world carefully and wisely It is beneficial to all of us. But we face some negative effects while using it Online facilities are for sharing information or knowledge among known members. We should never chat with anybody until we know them. They could be our classmates, friends, and family members, we should keep our personal details very private. Strangers may use our profile and misuse our information without our knowledge. Internet or mobile helps us to connect with people around the world. They allow us to watch various activities. But too much of anything is not good for us.

2. What happens if someone is addicted to a mobile phone?
Ans: – 
Mobile addiction causes several serious problems such as headaches, weakened eyesight, sleep disorders, depression, stress, social isolation, aggressive behavior, financial problems, ruined relationships, and no or low professional growth. Too much of anything is good for nothing.

3. “We can’t ignore the benefits of internet and mobile phone” – Justify.
Ans: – 
We can’t ignore the benefits of internet and mobile phones to our life, educationally and socially. They help us to connect with people around the world. They allow us to watch movies, listen to music, play games and enjoy various other activities.

Internet helps us to gather information and gain knowledge, Online facilities are for sharing knowledge and information among known members. We should never chat with anybody until we know them like classmates, friends, and family members. We should also limit the usage of the internet and mobile phones to take charge of our lives.

Vocabulary

British and American English:

A) Find the suitable British or American English word and fill in the following.

Ans: –

Spelling Differences:

B) Find the suitable British or American English spelling and fill in the following.

Ans: – 

Spelling difference

British Words	American Words
colour	color
honour	honor
favour	favor
organise	organize
realise	realize
recognise	recognize
metre	meter
Mom	mum
maths	math
programme	program

C) Fill in the blanks with the correct Meaning and Eponym for the given words.

Ans:  –

Eponymous Words:

I) Fill in the blanks with correct Euphemisms for the given words.

Deaf, or hard of hearing	Answer: hearing impaired
Mentally ill	Answer: psychiatric
Fat	Answer: chunky, plumpy
Blind	Answer: visually challenged
liar	Answer: teller of tall tales

Listening

E) Complete the following statements appropriately:
The Listening passage given at page no. 231

1. A mobile phone is like a world in our pockets as
Ans: – 
it can connect us to the rest of the world

2. Parents do not have to remain in tension if their sons and daughters are late because
Ans: – 
they can connect to their children at any time

3. Some of the negative effects of a mobile phone are:
Ans: – 
(a) accidents
(b) social pollution
(c) health issues
(d) privacy problems

4. Excessive use of mobile phones can be hazardous to one’s health as
Ans: – 
headache, earache, blurring vision, etc.

5. A mobile phone is a threat to one’s privacy as.
Ans: – 
a hidden camera to take pictures and videos.

Speaking

F. Imagine a world with no books, but only e-books. How would you find such a world? Deliver a two-minute talk.
Ans: – 
World without books would be, like feast without salt. Books are the treasure house of knowledge. In olden days there was no current in houses. There was no computer or mobile phone. Even in those days, books helped people to educate themselves. Books can be used at any time. Leisurely we can read books. We can take notes also. Reading books does not give much stress to the eyes. Reading books does not need internet. Using internet excessively might create health issues such as headaches, earache, blurring vision, etc.

Writing

F. Write a formal email to the young scientist Mr Sundar Pitchai CEO, of Google, requesting him for an appointment to interview him.
Ans: – 

Grammar

Question Tags

a) Fill in the blanks with suitable tags.

1. She is collecting stickers, ……………………..?
Ans: – isn’t she?

2. We often watch TV in the afternoon, …………………….?
Ans: – don’t we?

3. You have cleaned your bike, …………………….?
Ans: – aren’t you?

4. John and maz don’t like maths, ……………………..?
Ans: – do they?

5. Peter played handball yesterday, ……………………?
Ans: – didn’t he?

6. They are going home from school, ………………………?
Ans: – aren’t they?

7. Mary didn’t do her homework last Monday, ……………………….?
Ans: – did she?

8. He could have bought a new car, ………………….?
Ans: – could he?

9. Kevin will come tonight, ……………………?
Ans: – won’t he?

10. I’m clever, …………………….?
Ans: – aren’t I?

b) Fill in the blanks with suitable tags

1. He is still sleeping _______ ,
a) is not he?
b) isn’t he?
c) wasn’t he?

2. You go to school _______ ,
a) do you?
b) aren’t you?
c) don’t you

3. Let’s go for a walk _______ ,
a) shall we?
b) shan’t we?
c) will we?

4. We won’t be late _______ ,
a) won’t we?
b) will we?
c) are we?

5. Nobody called,
a) do they?
b) didn’t they?
c) did they?

6. They will wash the car _______ ,
a) will it?
b) won’t they?
c) wouldn’t they?

7. We must lock the doors _______ ,
a) mustn’t they?
b) shouldn’t we?
c) mustn’t we?

8. I’m right, _______ .
a) amn’t I?
b) am not I?
c) aren’t I?

9. So you bought a car _______ ,
a) didn’t you?
b) haven’t you?
c) weren’t you?

10. You wouldn’t like to invite my Dad,
a) did you?
b) would you?
c) won’t you?

Simple Compound and Complex

A) State which of the following sentences are Compound, and which are Complex.

1. Man proposes, but God disposes.
Ans: – Compound

2. I went because I was invited.
Ans: – complex

3. Jancy returned home because she was tired.
Ans: – complex

4. Whatever you do, do well.
Ans: – complex

5. Listen carefully and take notes.
Ans: – compound

6. I called him, but he gave me no answer.
Ans: – compound

7. The town in which I live is very large.
Ans: – complex

8. They always talk who never think.
Ans: – complex

9. We must eat to live, but we should not live to eat.
Ans: – compound

10. Govern your passions or they will govern you.
Ans: – compound

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