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

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
Q4

Tanu is completed her science chapter where she wrote some statements. She wants to know whether the statements are correct or not? Tanu wants to take help from you:

[A]. Atmospheric pressure acts in downward directions.
[B]. We go to higher altitude the atmospheric pressure goes on decreasing.
[C]. The football gets inflated because the air filled in its exerts pressure.
[D]. None of the above.
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

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
Q7

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.
Q8

Which of the following statement is or are correct?

[A]. Air expands on heating.
[B]. Hot air is lighter than cold air.
[C]. Smoke always rises up.
[D]. All the above
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

Which of these the best describes a tornado?

[A]. Strong thunderstorm
[B]. The eye of a cyclone
[C]. Rotating funnel of high speed with 10-15 km across
[D]. Rotating funnel of high speed with 10-200 m across
Q11

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.
Q12

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

[A]. The fast-moving air blowing over an object can also lift the object up by producing a region of low pressure above it.
[B]. The wind speed is measured by an instrument called anemometer.
[C]. Tornado can explode any building.
[D]. None of the above
Q13

Advance planning is required by the people living in the cyclone prone coastal areas are:

[A]. Do not ignore the cyclone warning issued by the Metrological Department.
[B]. Keep ready the telephone numbers of all the emergency services like police, fire brigade etc.
[C]. Make necessary arrangements to shift the essential household goods.
[D]. All the above.
Q14

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.
Q15

Which of the following process provides energy required to form and sustain a cyclone?

[A]. Condensation of water vapour
[B]. Vaporization of water
[C]. Kinetic energy of blowing wind
[D]. Fast moving sea waves
Q16

Dishu is doing his homework which is given by his teacher. Would you help him to choose the incorrect sentences?

[A]. A cyclone is called “typhoon” in the American continent.
[B]. The east coast of India is more vulnerable to cyclones.
[C]. The west coast in India is less vulnerable to cyclones.
[D]. None of the above.
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

Wind is always associated with:

[A]. Kinetic energy
[B]. Chemical energy
[C]. Potential energy
[D]. Gravitational energy
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

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.
Q23

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.
Q24

Which of the following region is more vulnerable to cyclonic storms?

[A]. Northern Hills of India
[B]. Western deserts of India
[C]. East Coast of India
[D]. West Coast of India
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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