Class 7 Science Chapter 8 MCQ (Multiple Choice Questions) of Winds, Storms, and Cyclones updated for new academic session 2022-2023 free to use. After reading the NCERT Textbooks, one should do all the exercises questions given in NCERT. Later on go for important questions and MCQ to clear all the doubts. These MCQs are important for the preparation of exams and class tests also.

Class 7 Science Chapter 8 MCQ for 2022-2023

Class: 7Science
Chapter: 8Winds, Storms, and Cyclones
Contents:MCQ with Answers and Explanation

MCQ Tests with Answers for Class 7 Science Chapter 8

Q1

Read the following sentences carefully, and choose the correct one:

[A]. The continuous physical force exerted on an object by something in contact with it, is called pressure.
[B]. Air is made up of tiny particles called molecules which move around quickly in all directions.
[C]. The air pressure acting on the thin rubber walls of the balloon from inside causes the balloon to expand and get inflated.
[D]. All the above.
Q2

A fire alarm usually detects smoke in case of fire. Where should such an alarm be placed in a room?

[A]. Near the door
[B]. On the floor
[C]. On any wall
[D]. On the ceiling
Q3

Why we feel bicycle tyre tight and hard:

[A]. Air molecules inside the tube collide with the walls of the tube and exerts air pressure.
[B]. Nitrogen molecules inside the tube responsible for creating pressure.
[C]. Oxygen molecules inside the tube creates pressure.
[D]. None of the above
Q4

Following are precautions, one must take in case a storm in accompanied by lightning. Which one of these is not correct?

[A]. Do not take shelter under tree
[B]. Do not take shelter under an umbrella with a metallic end
[C]. Do not take shelter in open garages, storage sheds, etc.
[D]. Do not take shelter in a bus in an open
Q5

A curtain is hanging at the entrance of a room. A long corridor runs at right angle to the door, that is parallel to the curtain. If a strong wind blows along the corridor, the curtain will

[A]. Get pushed inside the room
[B]. Get pushed outside the room
[C]. Get collected towards one end or swirled
[D]. Remain unaffected
Q6

Name the ocean which is mainly responsible to bring rain bearing monsoon winds to Kerala coast in June every year:

[A]. Indian Ocean
[B]. Arabian Sea
[C]. Bay of Bengal
[D]. Pacific Ocean
Q7

Indu is writing some statements but she confused to know whether the statements are correct or not? If you know the answer to this question, then tell her:

[A]. When air is heated its volume increases and it occupies a bigger space.
[B]. When air gets cooled, then its volume decreases and it occupies a smaller space.
[C]. If the wind blows in same direction in which the object is moving, it makes the movement of object difficult.
[D]. None of the above
Q8

In the last year board examination, Ankit was asked a question where he had to choose the statement which was/were correct? Will you be able to answer this question?

[A]. Warm air is lighter than cool air.
[B]. The coastline of India is not vulnerable to cyclones
[C]. A very high-pressure system with very high-speed wind surrounding it forms a cyclone.
[D]. If wind flows from land to the ocean, then it is daytime.
Q9

Development and movement of cyclones are studied by the

[A]. Indian Postal Department
[B]. Indian Forensic Department
[C]. Indian Meteorological Department
[D]. Central Investigation Department
Q10

During an impending storm, a person is advised to take shelter in a room situated deep inside the house having no windows or in the basement. This storm is most likely to be a:

[A]. Hurricane
[B]. Thunderstorm
[C]. Tornado
[D]. Typhoon
Q11

Recently, in a science class test, you are asked a question where you have to say whether the statements are correct or not?

[A]. If we blow air in the space between the two balloons from our mouth, they will come closer.
[B]. A cyclone alert is now issued 48 hours in advance of any expected storm
[C]. The direction of wind at a place is found by using an instrument called wind vane.
[D]. We should pressurized the rescue teams by making unnecessary demands at the time of any emergency.
Q12

In a science quiz competition, Bhavya is asked a question where she had to choose the statement which was/were incorrect?

[A]. The winds blowing from the ocean towards the land in summer are called monsoon winds.
[B]. The monsoon winds coming from the south west direction carry a lot of water vapor.
[C]. During winter, wind blows from the land towards the ocean.
[D]. During summer land cools down faster than the water in oceans.
Q13

If a person lives in an area which has just been hit by a cyclone, the following precautions should be observed:

[A]. Do not touch wet electric switches and fallen electric power lines.
[B]. Avoid driving on roads through standing water.
[C]. Keep listing to local radio for advice.
[D]. All the above.
Q14

Which of the following factor does not contribute to the development of a thunderstorm?

[A]. Temperature
[B]. Wind Speed
[C]. Humidity
[D]. Rotation of the earth
Q15

Safety measures should be taken by the government for the people living in cyclone prone coastal areas are:

[A]. Cyclones shelters should be constructed in cyclone prone coastal areas
[B]. An efficient cyclone forecast and warning service is essential to prevent cyclone related disasters
[C]. Government vehicles should be kept ready to evacuate people from their home.
[D]. All the above.
Q16

Which of the following is not a characteristic of a thunderstorm?

[A]. Spark of light in atmosphere
[B]. Rapidly rotating winds
[C]. Loud noise
[D]. Heavy rains or hail
Q17

Cyclones cause widespread destruction and loss of life in coastal areas:

[A]. By producing extremely high-speed winds
[B]. By lifting the sea-water several meters high
[C]. By bringing torrential rains.
[D]. All the above.
Q18

The centre of a cyclonic storm called the “eye of cyclone” is an area of:

[A]. Very low air pressure
[B]. Moderate air pressure
[C]. Very high air pressure
[D]. Gradually rising air pressure
Q19

Formation of a cyclone can be explained as:

[A]. Warm and moist air rises up very rapidly from the hot sea surface.
[B]. Warm air rises higher into the atmosphere causing a low pressure.
[C]. The constant rotation of its axis exerts a force on the rapidly rising column of air or winds.
[D]. All the above.
Q20

Which of the following statement is or are correct?

[A]. A cyclone is a huge revolving storm caused by very high-speed winds.
[B]. The centre of cyclone is called the “eye” of the cyclone.
[C]. Factors like wind speed and wind direction contribute to development of cyclone.
[D]. All the above.
Q21

Which of the following is not a correct precaution to be observed so as to protect from lightning during a thunderstorm?

[A]. Do not sit near a window
[B]. Do not lie on the ground
[C]. Do not sit in a car
[D]. Do not stand under a tall tree
Q22

Precautions should not be taken during a thunderstorm:

[A]. We should not sit near window during lightning.
[B]. Open garages, storage sheds are safe place to take shelter during lightning.
[C]. We should not take shelter under an isolated and tall tree.
[D]. A car or a bus is a safe place to take shelter during lightning
Q23

During a wind storm, when high speed winds blow over the tin roofs of the house, the tin roofs get lifted and blown away. This happens because:

[A]. High speed winds reduce air pressure over the tin roofs and high-speed winds increase air pressure over the tin roofs.
[B]. High speed winds increase air pressure over the tin roofs and high-speed winds do not change air pressure over the tin roofs
[C]. High speed winds reduce air pressure over the tin roofs and higher air pressure acts from below the tin roofs.
[D]. Higher air pressure acts from below the tin roofs.
Q24

Read the following sentences carefully, and choose the incorrect one:

[A]. Tornado lifts people and vehicles off the ground and hurls them hundreds of metres away.
[B]. The wind speed in a tornado may reach up to 300 kilometre per hour.
[C]. Tornados cause much damage from the sheer force of its high-speed wind.
[D]. Tornado is a silent storm with O-shaped dark column of rotating winds and clouds that reaches from the sky to the ground.
Q25

Precaution should be taken for protection during a tornado:

[A]. Stay away from fallen electric wires and stay out of damaged areas.
[B]. If a person is in a vehicle when a tornado begins, he should get out of the vehicle and go to a ditch or low-lying area and lie flat in it.
[C]. Bend down on your knees and protect your head and neck using your arms under a sturdy place in your house.
[D]. All the above.

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