The density of the earth’s atmosphere is highest in the
(1) Troposphere
(2) Stratosphere
(3) Mesosphere
(4) Ionosphere
Adv.
Which of the following absorbs part of the insolation and preserves the earth’s radiated heat?
(1) Oxygen
(2) Nitrogen
(3) Water vapour
(4) Carbon-di-oxide
Cyclones are caused due to
(1) low pressure
(2) high pressure
(3) low temperature
(4) high density
What is a ‘tornado’?
(1) A very high-pressure centre
(2) A very low-pressure centre
(3) A very high ocean wave
(4) A planetary wind
Katrina is the name given to _________
(1) Satellite
(2) Star
(3) Heat wave
(4) Hurricane
In which region does rainfall occur throughout the year?
(1) Mediterranean
(2) Equatorial
(3) Tropical
(4) Temperate
The vertical movement of air is termed as
(1) wind
(2) air current
(3) air turbulence
(4) air mobility
The atmospheric layer closest to the earth is:
(1) Mesosphere
(2) Hydrosphere
(3) Troposphere
Frontal Rain is caused by
(1) Convection current
(2) Winds from sea
(3) Cyclonic activity
(4) Condensation of water evaporated from mountains
Smog is a combination of
(1) air and water vapour
(2) water and smoke
(3) fire and water
(4) smoke and fog
Typhoons are common in the
(1) the Arctic Ocean
(2) Seas of China and Japan
(3) Mexican Gulf
(4) the Indian Ocean
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