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Class 7 Exam  >  Class 7 Tests  >  Olympiad Test: Air and Water - 1 - Class 7 MCQ

Olympiad Test: Air and Water - 1 - Class 7 MCQ


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10 Questions MCQ Test - Olympiad Test: Air and Water - 1

Olympiad Test: Air and Water - 1 for Class 7 2024 is part of Class 7 preparation. The Olympiad Test: Air and Water - 1 questions and answers have been prepared according to the Class 7 exam syllabus.The Olympiad Test: Air and Water - 1 MCQs are made for Class 7 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Olympiad Test: Air and Water - 1 below.
Solutions of Olympiad Test: Air and Water - 1 questions in English are available as part of our course for Class 7 & Olympiad Test: Air and Water - 1 solutions in Hindi for Class 7 course. Download more important topics, notes, lectures and mock test series for Class 7 Exam by signing up for free. Attempt Olympiad Test: Air and Water - 1 | 10 questions in 10 minutes | Mock test for Class 7 preparation | Free important questions MCQ to study for Class 7 Exam | Download free PDF with solutions
Olympiad Test: Air and Water - 1 - Question 1
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What is the primary role of the atmosphere in supporting life on Earth?

Detailed Solution for Olympiad Test: Air and Water - 1 - Question 1

The text states that the atmosphere's mass of air makes the Earth's temperature livable.

Olympiad Test: Air and Water - 1 - Question 2
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Which gas is the most plentiful in the Earth's atmosphere?

Detailed Solution for Olympiad Test: Air and Water - 1 - Question 2

Nitrogen is mentioned as the most plentiful gas in the atmosphere.

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Olympiad Test: Air and Water - 1 - Question 3
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What is the primary function of the Troposphere in the atmosphere?

Detailed Solution for Olympiad Test: Air and Water - 1 - Question 3

The text highlights that all-weather phenomena like rainfall occur in the Troposphere.

Olympiad Test: Air and Water - 1 - Question 4
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______ layer of the atmosphere contains a layer of ozone gas.
Detailed Solution for Olympiad Test: Air and Water - 1 - Question 4

The Stratosphere is mentioned to contain a layer of ozone gas.

Olympiad Test: Air and Water - 1 - Question 5
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What is the primary factor influencing the distribution of temperature on Earth?
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The text indicates that insolation, or incoming solar energy, influences temperature distribution.

Olympiad Test: Air and Water - 1 - Question 6
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In which layer of the atmosphere does radio transmission occur, helping reflect radio waves back to Earth?
Detailed Solution for Olympiad Test: Air and Water - 1 - Question 6

The text mentions that the ionosphere in the Thermosphere aids in radio transmission.

Olympiad Test: Air and Water - 1 - Question 7
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What is the definition of air pressure?
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Air pressure is defined as the pressure exerted by the weight of air on the Earth's surface.

Olympiad Test: Air and Water - 1 - Question 8
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What creates low-pressure areas in the atmosphere, leading to cloudy skies and wet weather?
Detailed Solution for Olympiad Test: Air and Water - 1 - Question 8

The text mentions that rising air creates low-pressure areas associated with wet weather.

Olympiad Test: Air and Water - 1 - Question 9
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______ is the primary cause of wind.
Detailed Solution for Olympiad Test: Air and Water - 1 - Question 9

Winds result from the movement of air from high-pressure areas to low-pressure areas.

Olympiad Test: Air and Water - 1 - Question 10
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Which type of wind changes its direction in different seasons?
Detailed Solution for Olympiad Test: Air and Water - 1 - Question 10

The text mentions that seasonal winds change their direction in different seasons, such as monsoons in India.

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