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CBSE Class 7 English An Alien Hand MCQ
Fire Friend and foe
with Answers
Question : Band of firefighting workers with special equipment, known as –
(a) Fire members
(b) Fire brigade
(c) Fire men
Answer : AShow Answer :
Question : Fire is considered to be ___ of mankind.
(a) greatest discovery
(b) threat
(c) dangerous enemy
(d) friend
Answer : AShow Answer :
Question : Early man was frightened because of –
(a) The powerful and dangerous fire
(b) Stormed-air
(c) The powerful
Answer : AShow Answer :
Question : When the energy is released in the form of heat and light, it is:
(a) fire
(b) a chemical reaction
(c) light energy
(d) both (a) and (b)
Answer : DShow Answer :
Question : The temperature at which every fuel bums is called:
(a) the flush point
(b) the flash point
(c) the fire point
(d) all the above
Answer : BShow Answer :
Question : Fire is the result of a –
(a) Chemical reaction
(b) Biological reaction
(c) Devine reaction
Answer : AShow Answer :
Question : There things required to make fire are
(a) fuel
(b) heat
(c) oxygen
(d) all of these
Answer : DShow Answer :
Question : The three things which are needed to make fire are –
(a) Heat, fuel and oxygen
(b) Fuel, carbon and oxygen
(c) Heat, carbon and fuel
Answer : AShow Answer :
Question : Fire is our
(a) friend
(b) foe
(c) neither friend nor foe
(d) both a friend and foe
Answer : DShow Answer :
Question : Every fuel has a particular temperature at which it begins to burn, this temperature is called –
(a) Flash point or kindling temperature
(b) Flash temperature
(c) Fuel temperature
Answer : AShow Answer :
Question : Two types of fire should not be extinguished:
(a) kitchen fire
(b) Oil fire
(c) electric fire
(d) both (b) and (c)
Answer : DShow Answer :
Question : New laws of building construction are to ensure observance of ___.
(a) fire prevention norms
(b) lesson the burden of fire fighter
(c) save trees
(d) providing escape route
Answer : AShow Answer :
Question : Early man was frightened of:
(a) lightning and volcanoes
(b) the damage caused by them
(c) fire
(d) none of these
Answer : CShow Answer :
Question : When is fire a bad master?
(a) When we are cooking food
(b) When it spreads
(c) When we throw water on it
(d) When it gets out of control
Answer : DShow Answer :
Question : Give the meaning of ‘gradually’.
(a) rarely
(b) fast
(c) slowly
(d) quickly
Answer : CShow Answer :
Question : Early man was unknown about the –
(a) Air
(b) Fire
(c) Water
Answer : BShow Answer :
Question : To put out a fire we can take away –
(a) The fuel and oxygen
(b) Carbon dioxide and oxygen
(c) Fuel and carbon dioxide
Answer : AShow Answer :
Question : What used to happen if a fire broke out?
(a) Call for the fire brigade
(b) Passed buckets of water
(c) Formed human chains
(d) Both (b) and (c)
Answer : DShow Answer :
Question : What was the use of fire for early man?
(a) To cope with nature
(b) To cope with enemies
(c) To cope with wild animals
(d) None of these
Answer : AShow Answer :
Question : When can fire be dangerous?
(a) When it gets out of control
(b) While cooking food
(c) While warming hands
(d) While producing electricity
Answer : AShow Answer :
Question : Give the opposite of ‘reduce’.
(a) decrease
(b) diminish
(c) increase
(d) dull
Answer : CShow Answer :
Question : How much money do we spend on fighting fires?
(a) Millions of rupees
(b) Crores of rupees
(c) Billions of rupees
(d) Lakhs of rupees
Answer : AShow Answer :
Question : What laws are formed to avoid fire risk?
(a) Making concrete buildings
(b) Space should be left between buildings
(c) Making arrangements for water
(d) Opening fire brigade offices
Answer : BShow Answer :
Question : Give the meaning of ‘generate’.
(a) destroy
(b) generator
(c) create
(d) produce
Some fires cannot be put out with water. If water is sprayed onto an oil fire. the oil will float to the top of the water and continue to burn.
Question : Water is the only solution to extinguish fire
(a) true
(b) false
(c) partially correct
(d) none of the above
Answer : BShow Answer :
Question : The oil floats onto the top of the water
(a) as water is heavier than the oil
(b) as oil is lighter than the water
(c) as water is sprayed onto an oil
(d) all the above fire
Answer : CShow Answer :
Question : In the above context, fire can be put out
(a) with water
(b) by the human chain
(c) by carbon dioxide extinguisher
(d) carbohydrate dioxide extinguisher
Answer : CShow Answer :
Question : When can fire be dangerous?
(a) When it gets out of control
(b) While cooking food
(c) While warming hands
(d) While producing electricity
Answer :(a) When it gets out of controlShow Answer :
Question : The three things which are needed to make fire are –
(a) Heat, fuel and oxygen
(b) Fuel, carbon and oxygen
(c) Heat, carbon and fuel
(d) None of those
Answer :(a) Heat, fuel and oxygen.Show Answer :
Question : The temperature at which every fuel bums is called:
(a) the flush point
(b) the flash point
(c) the fire point
(d) all the above
Answer :(b) the flash pointShow Answer :
Question : Early man was frightened of:
(a) lightning and volcanoes
(b) the damage caused by them
(c) fire
(d) none of these
Answer :(c) fireShow Answer :
Question : Fire is called a bad master because –
(a) It always be harmful to human being
(b) It always damages and harms everything
(c) If it is not kept under control it can be dangerous to everything
(d) None of those
Answer :(c) If it is not kept under control it can be dangerous to everything.Show Answer :
Question : The fuels available in natural form are:
(a) cooking gas
(b) electricity
(c) petrol
(d) coal
Answer :(d) coalShow Answer :
Question : How much money do we spend on fighting fires?
(a) Millions of rupees
(b) Crores of rupees
(c) Billions of rupees
(d) Lakhs of rupees
Answer :(a) Millions of rupeesShow Answer :
Question : To extinguish fire sometimes we can used –
(a) Oxygen
(b) Nitrogen
(c) Carbon dioxide
(d) None of those
Answer :(c) Carbon dioxide.Show Answer :
Question : Fire is a bad master if it is
(a) made by coal
(b) made by electricity
(c) under
(d) uncontrolled
Answer :(d) uncontrolledShow Answer :
Question : The best thing to put out an electric fire is _.
(a) water
(b) a carbon dioxide extinguisher
(c) sand
(d) none of these
Answer :(b) a carbon dioxide extinguisherShow Answer :
Question : To stop oxygen, reaching the burning material, we can use –
(a) Water
(b) Damp blanket or a sack
(c) Carbon
(d) None of those
Answer :(b) Damp blanket or a sack.Show Answer :
Question : The ‘flash point’ of fuel is
(a) torch light
(b) temperature to bum
(c) memory
(d) lighting match
Answer :(c) memoryShow Answer :
Question : When is fire a bad master?
(a) When we are cooking food
(b) When it spreads
(c) When we throw water on it
(d) When it gets out of control
Answer :(d) When it gets out of controlShow Answer :
Question : If any person sprays water onto an electrical fire, he might receive –
(a) An electrical shock
(b) Arson
(c) Discharge
(d) None of those
Answer :(a) An electrical shock.Show Answer :
Question : Water should not be used on fire caused by
(a) fuel
(b) dry leaves
(c) oil
(d) electrical appliances
Answer :(d) electrical appliancesShow Answer :
Question : What used to happen if a fire broke out?
(a) Call for the fire brigade
(b) Passed buckets of water
(c) Formed human chains
(d) Both (b) and (c)
Answer :(d) Both (b) and (c)Show Answer :
Question : Band of firefighting workers with special equipment, known as –
(a) Fire members
(b) Fire brigade
(c) Fire men
(d) None of those
Answer :(b) Fire brigade.Show Answer :
Question : Bands of fire fighter are known for being the
(a) Trained people to putout fire
(b) skilled people to put out fire
(c) trained people in first aid
(d) all of these
Answer :(d) all of theseShow Answer :
Question : Early man was unknown about the –
(a) Air
(b) Fire
(c) Water
(d) None of those
Answer :(b) Fire.Show Answer :
Question : People suffering from the effects of smoke should be given before sending them to hospital
(a) injection
(b) first aid
(c) biscuit milk
(d) energy drink
Answer :(b) first aidShow Answer :
Read the following passages carefully and answer the questions that follow. Tick the correct answer from the given alternatives:
(1)
It is sometimes said that fire is a good servant but a bad master. It only means that fire is very useful as long as it is kept under control. For instance, we use it to cook our food, warm our homes in winter, and to generate electricity. But, on the other hand, if the fire gets out of control it can be 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.
Question : Fire is a good servant but a bad.
(a) worker
(b) friend
(c) master
(d) leader
Answer :Answer: (c) masterShow Answer :
Question : How does fire serve us?
(a) Used to cook food
(b) Warms our homes
(c) To generate electricity
(d) All of these
Answer :Answer: (d) All of theseShow Answer :
Question : When can fire be dangerous?
(a) When it gets out of control
(b) While cooking food
(c) While warming hands
(d) While producing electricity
Answer :Answer: (a) When it gets out of controlShow Answer :
Question : Give the meaning of ‘generate’.
(a) destroy
(b) generator
(c) create
(d) produce
Answer :Answer: (d) produceShow Answer :
(2)
Early man didn’t know what fire was, but he must have seen the damage it could cause. He must have watched lightning and volcanoes long before he began to use fire himself. The fire was powerful and dangerous, and he was frightened. Fire may have puzzled early man but we now know that fire is the result of a chemical reaction. When the oxygen in the air combines with carbon and hydrogen in fuel, a chemical reaction takes place. The energy in the form of beat and light is released in this process. This is what we call fire.
Question : Name the lesson.
(a) Three Questions
(b) Fire: Friend and Foe
(c) The Story of Crick
(d) Expert Detectives
Answer :Answer: (b) Fire: Friend and FoeShow Answer :
Question : Early man was frightened of:
(a) lightning and volcanoes
(b) the damage caused by them
(c) fire
(d) none of these
Answer :Answer: (c) fireShow Answer :
Question : Tick the correct answer.
(a) Fire is energy
(b) Fire is heat and light
(c) The fire is the result of a chemical reaction
(d) Fire is a foe
Answer :Answer: (c) The fire is the result of a chemical reactionShow Answer :
Question : Give the opposite of ‘long’.
(a) thin
(b) Short
(c) fat
(d) small
Answer :Answer: (b) ShortShow Answer :
(3)
We spend millions of rupees each year in fighting fires. And we spend more trying to find new ways of preventing fires from happening and getting out of control. On the whole, we have learned rather well to control fire and put it to good use in our everyday life.
Question : Name the lesson.
(a) Three Questions
(b) Expert Detectives
(c) Fire: Friend and Foe
(d) A Gift of Chappals
Answer :Answer: (c) Fire: Friend and FoeShow Answer :
Question : How much money do we spend on fighting fires?
(a) Millions of rupees
(b) Crores of rupees
(c) Billions of rupees
(d) Lakhs of rupees
Answer :Answer: (a) Millions of rupeesShow Answer :
Question : What have we learned, on the whole?
(a) How to control the fire
(b) How to make good use of fire
(c) How to extinguish
(d) Both (a) and (b)
Answer :Answer: (d) Both (a) and (b)Show Answer :
(4)
Some fires cannot be put out with water. If water is sprayed onto an oil fire, the oil will float on the top of the water and continue to burn. This can be very dangerous because water can flow quickly, carrying the burning oil with it and spreading the fire. Water should also not be used on fires caused by electrical appliances. The person spraying water might receive an electric shock and be killed. A carbon dioxide extinguisher is the best thing to fight an electrical fire.
Question : Two types of fire should not be extinguished:
(a) kitchen fire
(b) Oil fire
(c) electric fire
(d) both (b) and (c)
Answer :Answer: (d) both (b) and (c)Show Answer :
Question : The best thing to put out an electric fire is ___________.
(a) water
(b) a carbon dioxide extinguisher
(c) sand
(d) none of these
Answer :Answer: (b) a carbon dioxide extinguisherShow Answer :
Question : Give the meaning of ‘put out’.
(a) to wear
(b) extinguish
(c) to come out
(d) to go out
Answer :Answer: (b) extinguishShow Answer :
(5)
The discovery of fire and its uses helped early man to cope with nature better and gradually adopt a settled mode of life. Fire is still worshipped in many parts of the world. Fire is indeed a friend but as we know it can be a dangerous enemy once it gets out of control.
Question : What was the use of fire for early man?
(a) To cope with nature
(b) To cope with enemies
(c) To cope with wild animals
(d) None of these
Answer :Answer: (a) To cope with natureShow Answer :
Question : Fire is a _________.
(a) means of cooking food
(b) friend of mankind
(c) monster
(d) enemy of mankind
Answer :Answer: (b) friend of mankindShow Answer :
Question : When is fire a bad master?
(a) When we are cooking food
(b) When it spreads
(c) When we throw water on it
(d) When it gets out of control
Answer :Answer: (d) When it gets out of controlShow Answer :
Question : Give the meaning of ‘gradually’.
(a) rarely
(b) fast
(c) slowly
(d) quickly
Answer :Answer: (c) slowlyShow Answer :
(6)
Long ago, there were no firemen. When the fire broke out, everybody became a firefighter. People formed human chains (they still do if required) and passed buckets of water from a well or a pond to the blaze. Now there are laws about building construction which ensure that space is left between buildings to reduce the fire risk.
Question : Name the lesson.
(a) Expert Detectives
(b) Three Questions
(c) Fire: Friend and Foe
(d) A Gift of Chappals
Answer :Answer: (c) Fire: Friend and FoeShow Answer :
Question : What used to happen if a fire broke out?
(a) Call for the fire brigade
(b) Passed buckets of water
(c) Formed human chains
(d) Both (b) and (c)
Answer :Answer: (d) Both (b) and (c)Show Answer :
Question : What laws are formed to avoid fire risk?
(a) Making concrete buildings
(b) Space should be left between buildings
(c) Making arrangements for water
(d) Opening fire brigade offices
Answer :Answer: (b) Space should be left between buildingsShow Answer :
Question : Give the opposite of ‘reduce’.
(a) decrease
(b) diminish
(c) increase
(d) dull
Answer :Answer: (c) increaseShow Answer :
