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UPSC Exam  >  UPSC Tests  >  Test: Weather - UPSC MCQ

Test: Weather - UPSC MCQ


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15 Questions MCQ Test - Test: Weather

Test: Weather for UPSC 2024 is part of UPSC preparation. The Test: Weather questions and answers have been prepared according to the UPSC exam syllabus.The Test: Weather MCQs are made for UPSC 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Weather below.
Solutions of Test: Weather questions in English are available as part of our course for UPSC & Test: Weather solutions in Hindi for UPSC course. Download more important topics, notes, lectures and mock test series for UPSC Exam by signing up for free. Attempt Test: Weather | 15 questions in 18 minutes | Mock test for UPSC preparation | Free important questions MCQ to study for UPSC Exam | Download free PDF with solutions
Test: Weather - Question 1
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Which of the following describes weather?

Detailed Solution for Test: Weather - Question 1

Weather refers to the state of the atmosphere at a specific time and place. It includes variables such as temperature, humidity, atmospheric pressure, wind, and precipitation.

Test: Weather - Question 2
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How is rainfall measured?

Detailed Solution for Test: Weather - Question 2

Rainfall is measured using a rain gauge, which is a device that collects and measures the amount of precipitation in a given area.

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Test: Weather - Question 3
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What does an inch of rainfall mean?

Detailed Solution for Test: Weather - Question 3

An inch of rainfall refers to the amount of water that would cover the ground to a depth of 1 inch, assuming that none of it evaporates, percolates, or drains off.

Test: Weather - Question 4
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How is pressure measured?
Detailed Solution for Test: Weather - Question 4

Pressure is measured using a barometer, which is a device that measures the atmospheric pressure at a given location.

Test: Weather - Question 5
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What is an isobar?
Detailed Solution for Test: Weather - Question 5

An isobar is a line on a map joining places of equal atmospheric pressure.

Test: Weather - Question 6
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What is an isotherm?
Detailed Solution for Test: Weather - Question 6

An isotherm is a line on a map joining places of equal temperature.

Test: Weather - Question 7
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Which of the following is used to measure temperature?
Detailed Solution for Test: Weather - Question 7

Temperature is measured using a thermometer, which is a device that measures the temperature of the air.

Test: Weather - Question 8
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What is a Stevenson screen?
Detailed Solution for Test: Weather - Question 8

A Stevenson screen is a standard meteorological shelter used to house thermometers and other weather instruments, in order to protect them from direct sunlight and other sources of radiant heat.

Test: Weather - Question 9
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What is humidity?
Detailed Solution for Test: Weather - Question 9

Humidity is defined as the amount of water vapour present in the air.

Test: Weather - Question 10
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What is the saturation point of air?
Detailed Solution for Test: Weather - Question 10

The saturation point of air is the maximum amount of water vapour that the air can hold at a specific temperature.

Test: Weather - Question 11
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What is specific humidity?
Detailed Solution for Test: Weather - Question 11

Specific humidity is expressed in gm/kg and is the weight of water vapour present in a unit weight of air.

Test: Weather - Question 12
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What is relative humidity?
Detailed Solution for Test: Weather - Question 12

Relative humidity is expressed in percentage and is the ratio of water vapour in air to the total amount of water vapour required to saturate the air at the same temperature.

Test: Weather - Question 13
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When does the condensation of water vapor occur in the atmosphere?
Detailed Solution for Test: Weather - Question 13

The process of condensation of water vapor in the atmosphere occurs when the air rises, expands, and cools down. As the air cools, it loses its ability to hold water vapor, and the excess water vapor condenses into tiny droplets or ice crystals, forming clouds.

Test: Weather - Question 14
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How is the amount of cloud cover in the sky expressed?
Detailed Solution for Test: Weather - Question 14

The amount of cloud cover in the sky is expressed in eighths or Oktas, which is a unit of measurement used to describe the fraction of the sky covered by clouds. For example, 4/8 means that half of the sky is covered by clouds, while 8/8 means that the sky is completely overcast.

Test: Weather - Question 15
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What are the lines that join places with an equal degree of cloudiness known as?
Detailed Solution for Test: Weather - Question 15

The lines that join places with an equal degree of cloudiness are known as isonephs. These lines are used to represent the distribution of cloud cover over a specific area, usually shown on a weather map.

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