Hello Students. Are you Searching for the solutions of Class 7 English Chapter 8? If yes then you are in the right place. Here we have provided you with the Question and Answers of Chapter 8: Fire: Friend And Foe. These solutions are written by expert teachers and are so accurate to rely on.
|Chapter||8. Fire: Friend And Foe|
|Category||NCERT Solutions for Class 7|
The lesson is an informative one. It is difficult to imagine our lives without fire. Fire is one of the most important discoveries in human history. However, it needs to be checked because it can create havoc if it goes out of control.
NCERT Solutions for Class 7 English Chapter 8
Q1) Mark the correct answer in each of the following.
i) Early man was frightened of
(a) lightening and volcanoes.
(b) the damage caused by them.
(a) Fire is energy.
(b) Fire is heat and light.
(c) Fire is the result of chemical reaction.
- (i) Early man was frightened of fire.
- (ii) Fire is the result of a chemical reaction.
Q2) From the boxes given below choose the one with the correct order of the following sentences.
- (i)That is fire.
- (ii) A chemical reaction takes place.
- (iii) Energy in the form of heat and light is released.
- (iv) Oxygen combines with carbon and hydrogen.
|(i) (ii) (iii) (iv)||(ii) (iii) (i) (iv)|
|(iv) (iii) (ii) (i)||(iv) (ii) (iii) (i)|
(iv) (ii) (iii) (i)
WORKING WITH TEXT
Answer the following questions.
The temperature at which a fuel begins to burn is called its flash point.
Some of the common uses of fire are to cook food, warm the homes in winter and to generate electricity.
It is a “bad master” because if it is not kept under control, it can prove very dangerous. Each year thousands of homes and shops are damaged by fire. Vast areas of forest are also destroyed and hundreds of people are killed or injured.
Q3) Match items in Column A with those in Column B.
- fuel – coal, wood, cooking gas
- oxygen – air
- heat – lighted matchstick, burning coal, smouldering paper
Fire can be controlled or put out by taking away one of the three things required for burning.
(i) The first way is to take away the fuel. If the fire has no fuel to feed on, no burning can take place.
(ii) The second way is to prevent oxygen from reaching it. Small fires can be put out with a damp blanket or a sack.
(iii) The third way of putting out a fire is to remove the heat. If the temperature can be brought down below the flash point, the fuel stops burning.
Q5) Match the items in Box A with those in Box B
|(i) To burn paper or a piece of wood,||we heat it before it catches fire.|
|(ii) Small fires can be put out||with a damp blanket.|
|(iii) When water is spread on fire,||it absorbs heat from the burning material and lowers the temperature.|
|(iv) A carbon dioxide extinguisher is the best thing||to put out an electrical fire.|
|(v) Space left between buildings||reduces the risk of fire.|
WORKING WITH LANGUAGE
Q1) Find ten examples of verbs in the simple present tense in the text ‘Fire: Friend and Foe’ and write them down here. Do not include any passive verbs.
- Fire is the result of a chemical reaction.
- This is what we call fire.
- To burn a piece of paper or wood, we heat it before it catches fire.
- Oxygen comes from the air.
- It is sometimes said that fire is a good servant, but a bad master.
- The third way to putting out a fire is to remove heat.
- We spend millions of rupees each year in fighting fire.
- It absorbs heat from burning fuel.
- It only means that fire is very useful.
- Fire is still worshipped in many parts of the world.
Q2) Fill in the blanks in the sentences below with words from the box. You may use a word more than once.
carbon, cause, fire, smother
- Gandhiji’s life was devoted to the ……………. of justice and fair play.
- Have you inspired your house against …………..?
- Diamond is nothing, but ………….. in its purest form.
- If you put too much coal on the fire at once you will ………. it.
- Smoking is said to be the main ………… of heart disease.
- When asked by an ambitious writer whether he should put some ……….. into his stories. Somerset Maugham murmured, “No, the other way round”.
- She is ……………. a copy of her mother.
- It is often difficult to ……………. a yawn when you listen to a long speech on the value of time.
Q3) One word is italicised in each sentence. Find its opposite in the box and fill in the blanks.
spending, shut, destroy, subtract, increase
- You were required to keep all the doors open, not ……………
- Pupil: What mark did I get in yesterday’s Maths test?
- Teacher: You got what when you add five and ……………… five and ten from the total?
- Run four kilometers a day to preserve your health. Run a lot more to …………….. it.
- If a doctor advises a lean and lanky patient to …………… reduce his weight further, be sure he is doing it to his income.
- The world is too much with us; late and soon. Getting and ………….. we lay waste our powers.
Q4) Use the words given in the box to fill in the blanks in the sentences below.
across, along, past, through
- The cat chased the mouse …………… the lawn.
- We were not allowed to cross the frontier. So, we drove …………. it as far as we could and came back happy.
- The horse went ……….. the winning post and had to be stopped with difficulty.
- It is not difficult to see ………….. your plan. Anyone can see your motive.
- Go ……………. the yellow line, then turn left. You will reach the post office in five minutes.
That’s it. These were the solutions of NCERT Class 7 English Chapter 8- Fire: Friend And Foe. Our team hopes that you have found these solutions helpful for you. If you have any doubt related to this chapter then feel free to comment your doubts below. Our team will try their best to help you with your doubts.