How many layers of Atmosphere...? Mcqs

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How many layers of Atmosphere...?

(A) 2
(B) 3

(C) 4
(D) 5

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Our atmosphere comprises of __________ Nitrogen...?

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

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

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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

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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

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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

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

(A) Exosphere
(B) Thermosphere

(C) Stratopause
(D) Mesopause

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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

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

(A) Stratosphere
(B) Mesosphere

(C) Troposphere
(D) Thermosphere

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

(A) Dobson
(B) Dalton

(C) Cuolomb
(D) none

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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

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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

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

(A) Mesosphere
(B) Troposphere

(C) Stratosphere
(D) ionosphere

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

(A) Stratosphere
(B) Mesosphere

(C) Thermosphere
(D) Troposphere

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

(A) 85 km
(B) 50 km

(C) 40 km
(D) 10 km

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

(A) Mesosphere
(B) Troposphere

(C) Stratosphere
(D) Ionosphere

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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

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

(A) Argon
(B) Helium

(C) Radon
(D) Xenon

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

(A) Mecury
(B) Venus

(C) Mars
(D) Jupiter

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

(A) Gravity
(B) Ozone layer

(C) Troposphere
(D) Ecosystem

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

(A) Thinner
(B) Denser

(C) Warmer
(D) Visible

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

(A) Stratosphere
(B) Troposphere

(C) Mesosphere
(D) Thermosphere

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

(A) Stratosphere
(B) Mesosphere

(C) Troposphere
(D) Thermosphere

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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

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

(A) Troposphere
(B) Stratosphere

(C) Mesosphere
(D) Thermosphere

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

(A) Oxygen
(B) Carbon

(C) Hydrogen
(D) Nitrogen

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

(A) Mesosphere
(B) Ionosphere

(C) Stratosphere
(D) Troposphere

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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

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

(A) Stratosphere
(B) Mesosphere

(C) Troposphere
(D) Thermosphere

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

(A) Infra-red
(B) Ultraviolet

(C) X-rays
(D) Gamma rays

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

(A) Nitrogen
(B) Hydrogen

(C) Nickle
(D) Oxygen

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

(A) Nitrogen
(B) Oxygen

(C) Neon
(D) Carbon monoxide

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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

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

(A) Dobson
(B) Cloning

(C) Dalton
(D) Colomb

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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

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

(A) Tropo-pause
(B) Mesopause

(C) Stratopause
(D) Thermopause

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

(A) Isobar
(B) Isotope

(C) Isotone
(D) None of these

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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

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

(A) Conduction
(B) Convection

(C) Absorption
(D) Advection

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The atmosphere of moon consists of______________...?

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

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

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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

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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

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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

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How many layers does the earth have...?

(A) 1
(B) 2

(C) 3
(D) 4

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

(A) Troposphere
(B) Stratosphere

(C) Ozone layer
(D) Ionosphere

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

(A) 0.039%
(B) 3.9%

(C) 13%
(D) 30%

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

(A) Bathysphere
(B) Stratosphere

(C) Troposphere
(D) Lonosphere

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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

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