How many layers of Atmosphere...? Mcqs

πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

How many layers of Atmosphere...?

(A) 2
(B) 3

(C) 4
(D) 5

βœ… Correct Answer: 5

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

Which is the most abundant element in the atmosphere...?

(A) Nitrogen
(B) Hydrogen

(C) Nickle
(D) Oxygen

βœ… Correct Answer: Nitrogen

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

Imaginary horizontal line on atmosphere which represent equal atmospheric pressure...?

(A) Isobar
(B) Isotope

(C) Isotone
(D) None of these

βœ… Correct Answer: Isobar

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

Border line which separates outer space from Earth’s atmosphere is known as___________...?

(A) Durand line
(B) Space line

(C) Venus line
(D) Karman line

βœ… Correct Answer: Karman line

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

Most of the ozone in the atmosphere is concentrated in the _____________...?

(A) Mesosphere
(B) Troposphere

(C) Stratosphere
(D) ionosphere

βœ… Correct Answer: Stratosphere

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

Our atmosphere consists of__________ CO2...?

(A) 0.03 to 0.04% CO2
(B) 0.3 to 0.4% CO2

(C) 3 to 4% CO2
(D) None of these

βœ… Correct Answer: 0.03 to 0.04% CO2

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__________ is the lowest layer of the atmosphere....?

(A) Stratosphere
(B) Mesosphere

(C) Troposphere
(D) Thermosphere

βœ… Correct Answer: Troposphere

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Source: This question is taken from the Everyday Science

πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

Second highest layer of Earth's atmosphere is _______...?

(A) Troposphere
(B) Stratosphere

(C) Mesosphere
(D) Thermosphere

βœ… Correct Answer: Stratosphere

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

The planet retains an atmosphere when...?

(A) Gravity is low and temperature of atmosphere is great
(B) Gravity and temperature both are great

(C) Gravity and temperature both are constant
(D) Gravity is great and temperature of atmosphere is low

βœ… Correct Answer: Gravity is great and temperature of atmosphere is low

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The Carbon Dioxide in the atmosphere, by volume, is_______...?

(A) 0.039%
(B) 3.9%

(C) 13%
(D) 30%

βœ… Correct Answer: 0.039%

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_________ means a line on a map connecting points having the same atmospheric pressure at a given time or on average over a given period....?

(A) Isobar
(B) Isobath

(C) Isohel
(D) Isohyet

βœ… Correct Answer: Isobar

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

In which layer of atmosphere does commercial aircrafts usually fly...?

(A) Stratosphere
(B) Troposphere

(C) Mesosphere
(D) Thermosphere

βœ… Correct Answer: Stratosphere

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The sky appears blue because the earth’s atmosphere __________...?

(A) Scatters blue light
(B) Reflects blue light

(C) Transmits blue light
(D) Has actual blue cover

βœ… Correct Answer: Scatters blue light

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

About 50% of the Earth’s crust, including the waters on the Earth and atmosphere, is...?

(A) Oxygen
(B) Cabon Dioxide

(C) Silicon
(D) Clay

βœ… Correct Answer: Oxygen

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

Which layer of the atmosphere lies close to the earth...?

(A) Stratosphere
(B) Mesosphere

(C) Troposphere
(D) Thermosphere

βœ… Correct Answer: Troposphere

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

What prevents the earth’s atmosphere from drifting away into space...?

(A) Gravity
(B) Ozone layer

(C) Troposphere
(D) Ecosystem

βœ… Correct Answer: Gravity

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The instrument that measures temperature, pressure, and humidity at various altitudes in the atmosphere ___________...?

(A) Barograph
(B) Radiosonde

(C) Aneroid barometer
(D) Altimeter

βœ… Correct Answer: Radiosonde

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

Most of the ozone in the atmosphere is concentrated in the____________...?

(A) Mesosphere
(B) Troposphere

(C) Stratosphere
(D) Ionosphere

βœ… Correct Answer: Stratosphere

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

Most of the weather phenomena take place in which of the following layers of the atmosphere...?

(A) Mesosphere
(B) Ionosphere

(C) Stratosphere
(D) Troposphere

βœ… Correct Answer: Troposphere

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How many layers does the earth have...?

(A) 1
(B) 2

(C) 3
(D) 4

βœ… Correct Answer: 3

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

Which among the following is the correct sequence of the various layers of the Atmosphere from the Earth’s surface...?

(A) Ionosphere, Mesosphere, Stratosphere, Troposphere
(B) Mesosphere, Stratosphere, Ionosphere, Troposphere

(C) Troposphere, Stratosphere, Mesosphere, Ionosphere
(D) Troposphere, Ionosphere, Stratosphere, Mesosphere

βœ… Correct Answer: Troposphere, Stratosphere, Mesosphere, Ionosphere

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Which part of the atmosphere are you breathing right now...?

(A) Bathysphere
(B) Stratosphere

(C) Troposphere
(D) Lonosphere

βœ… Correct Answer: Troposphere

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The sun’s atmosphere is divided into following three parts:-...?

(A) the photosphere, the leutosphere , and the corona
(B) the photosphere, the chromosphere, and the scislophere

(C) the photosphere, the chromosphere, and the corona
(D) None of the above

βœ… Correct Answer: the photosphere, the chromosphere, and the corona

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The coldest region of the Earth’s atmosphere is__________...?

(A) Exosphere
(B) Thermosphere

(C) Stratopause
(D) Mesopause

βœ… Correct Answer: Mesopause

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

Which of the following noble gases is not present in atmosphere...?

(A) Argon
(B) Helium

(C) Radon
(D) Xenon

βœ… Correct Answer: Radon

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As we go higher into the atmosphere, the air becomes...?

(A) Thinner
(B) Denser

(C) Warmer
(D) Visible

βœ… Correct Answer: Thinner

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The amount of solid waste or concentration of gases other than oxygen increase in atmosphere is called...?

(A) Air pollution
(B) Ozone depletion

(C) Acid rain
(D) Greenhouse effect

βœ… Correct Answer: Air pollution

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

The gases which are used by drivers as an artificial atmosphere are helium and_____________...?

(A) Nitrogen
(B) Oxygen

(C) Neon
(D) Carbon monoxide

βœ… Correct Answer: Oxygen

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Heat transfer horizontally within the atmosphere is called...?

(A) Conduction
(B) Convection

(C) Absorption
(D) Advection

βœ… Correct Answer: Advection

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____________ contains 75–80 % of the mass of the atmosphere....?

(A) Stratosphere
(B) Mesosphere

(C) Thermosphere
(D) Troposphere

βœ… Correct Answer: Troposphere

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

The unit to measure the quantity of Ozone in atmosphere is ...?

(A) Dobson
(B) Cloning

(C) Dalton
(D) Colomb

βœ… Correct Answer: Dobson

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

Our atmosphere comprises of __________ Nitrogen...?

(A) 38% Nitrogen
(B) 58% Nitrogen

(C) 78% Nitrogen
(D) None of these

βœ… Correct Answer: 78% Nitrogen

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

Layer of atmosphere which separates stratosphere and troposphere is known as...?

(A) Tropo-pause
(B) Mesopause

(C) Stratopause
(D) Thermopause

βœ… Correct Answer: Stratopause

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

The unit to measure the quantity of Ozone in atmosphere is...?

(A) Dobson
(B) Dalton

(C) Cuolomb
(D) none

βœ… Correct Answer: Dobson

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

The atmosphere of moon consists of______________...?

(A) 90% Hydrogen, 10% Nitrogen
(B) 80%Nitrogen, 20% Hydrogen

(C) 60% Nitrogen, 40%inert gases
(D) None

βœ… Correct Answer: 60% Nitrogen, 40%inert gases

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Second layer of Earth’s atmosphere is__________...?

(A) Stratosphere
(B) Mesosphere

(C) Troposphere
(D) Thermosphere

βœ… Correct Answer: Stratosphere

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

The principal constituent of the atmosphere of the Earth is...?

(A) Oxygen
(B) Carbon

(C) Hydrogen
(D) Nitrogen

βœ… Correct Answer: Nitrogen

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

The earth’s atmosphere is divided into layers based on the vertical profile of __________...?

(A) Air pressure
(B) Air temperature

(C) Air density
(D) Wind speed

βœ… Correct Answer: Air temperature

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

Ozone layer prevents ______________ radiation from entering the atmosphere...?

(A) Infra-red
(B) Ultraviolet

(C) X-rays
(D) Gamma rays

βœ… Correct Answer: Ultraviolet

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

The process by which air flows from one location in the atmosphere to another is called __________...?

(A) Convection
(B) Radiation

(C) Conduction
(D) Electromagnetic Induction

βœ… Correct Answer: Convection

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

Acid rain is mainly caused by emissions of __________ in the atmosphere...?

(A) Sulfur Dioxide and Potassium Nitrate
(B) Sulfur and Charcoal

(C) Nitrogen Oxide and Potassium Nitrate
(D) Sulfur Dioxide and Nitrogen Oxide

βœ… Correct Answer: Sulfur Dioxide and Nitrogen Oxide

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

Which planet is losing its atmosphere at faster than the earth...?

(A) Mecury
(B) Venus

(C) Mars
(D) Jupiter

βœ… Correct Answer: Mars

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

Which layer of the atmosphere reflects radio waves back to the earth’s surface...?

(A) Troposphere
(B) Stratosphere

(C) Ozone layer
(D) Ionosphere

βœ… Correct Answer: Ionosphere

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

Water vapour turns into clouds in the atmosphere when:...?

(A) It rains
(B) The temperature rise

(C) Dew point is reached
(D) Evaporation takes place

βœ… Correct Answer: Dew point is reached

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

what is the height of The atmosphere layer mesosphere...?

(A) 85 km
(B) 50 km

(C) 40 km
(D) 10 km

βœ… Correct Answer: 85 km

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

Titan, a moon of __________ , and Triton, a moon of _________ , have atmospheres mainly of _________....?

(A) Saturn, Jupiter, Hydrogen
(B) Uranus, Neptune, Nitrogen

(C) Saturn, Neptune, Nitrogen
(D) Mars, Venus, Hydrogen

βœ… Correct Answer: Saturn, Neptune, Nitrogen

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πŸ’‘ English word par Double-Click karein: Urdu meaning + pronunciation πŸ”Š

A lake starts freezing because of the cold atmosphere. It will first freeze...?

(A) At the bottom
(B) ln the middle pan

(C) At the top surface
(D) Uniformly throughout the water body

βœ… Correct Answer: At the top surface

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Source: This question is taken from the Everyday Science

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