atmosphere & climatology section 5 MCQ Questions & Answers Detailed Explanation
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The following question based on Atmosphere & Climatology topic of indian geography mcq
(a) Visible radiation scattered upward into the space
(b) Infrared radiation emitted downward from clouds
(c) Albedo of the earth and the atmosphere
(d) Latent heat released
The correct answers to the above question in:
Answer: (d)
It is latent heat released during the vaporization, the atmosphere is heated after converging solid into liquid, liquid into gas.
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Read more atmosphere climatology Based Indian Geography Questions and Answers
Question : 1
The atmospheric layer closest to the earth is:
a) Hydrosphere
b) Mesosphere
c) Ionosphere
d) Troposphere
Answer »Answer: (d)
The troposphere is the lowest portion of Earth's atmosphere. It contains approximately 80% of the atmosphere's mass and 99% of its water vapor and aerosols. Most of the phenomena we associate with day-to-day weather occur in the troposphere.
Question : 2
Storms of gases are visible in the chromosphere of the Sun during
a) Anticyclones
b) Cyclones
c) Solar eclipse
d) Lunar eclipse
Answer »Answer: (c)
As seen from the Earth, a solar eclipse occurs when the Moon passes between the Sun and Earth, and the Moon fully or partially blocks the Sun.
This can happen only at the new moon when the Sun and the Moon are in conjunction as seen from Earth. In a total eclipse, the disk of the Sun is fully obscured by the Moon.
In partial and annular eclipses only part of the Sun is obscured. The moon blocks out the bulk of the sun allowing us to see the chromosphere and corona.
Question : 3
Condensation is the reverse of
a) Smog
b) Vaporization
c) Fog
d) Cirrus cloud
Answer »Answer: (b)
Condensation is the change of the physical state of matter from the gaseous phase into a liquid phase and is the reverse of vaporization.
When the relative humidity reaches 100 per cent, the air is completely saturated. The air temperature is said to be a dew-point.
Question : 4
Consider the following atmospheric conditions with reference to Tropical cyclones.
- High relative humidity.
- Warm oceanic temperature.
- The region lying between the tropics of cancer and Capricorn.
a) 2 and 3 only
b) 1 and 2 only
c) 1, 2 and 3
d) 1 and 3 only
Answer »Answer: (c)
There are six main requirements for tropical cyclogenesis:
- Sufficiently warm sea surface temperatures, atmospheric instability,
- High humidity in the lower to middle levels of the troposphere,
- Enough Coriolis force to sustain a low-pressure centre,
- A preexisting low-level focus or disturbance, and low vertical wind shear,
- While these conditions are necessary for tropical cyclone formation and
- They do not guarantee that a tropical cyclone will form.
Question : 5
By which of the following is the maximum percentage of Earth covered?
a) Semi arid Region
b) Arid Region
c) Humid Region
d) Sub-humid land
Answer »Answer: (b)
Question : 6
Precipitation in the form of a mixture of rain and snow is called
a) Hail
b) Drizzle
c) Snow
d) Sleet
Answer »Answer: (d)
Sleet is precipitation composed of rain and partially melted snow. It forms when rain, while falling to the earth, passes through a layer of cold air and freezes. Sleet occurs when the temperature in the lowest part of the atmosphere is slightly above the freezing point of water (0 °C).
GET Atmosphere & Climatology PRACTICE TEST EXERCISES
atmosphere & climatology section 1
atmosphere & climatology section 2
atmosphere & climatology section 3
atmosphere & climatology section 4
atmosphere & climatology section 5
atmosphere & climatology section 6
atmosphere & climatology section 7
atmosphere & climatology section 8
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