atmosphere & climatology section 6 MCQ Questions & Answers Detailed Explanation
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The following question based on Atmosphere & Climatology topic of indian geography mcq
(a) wadi
(b) gorges
(c) barchan
(d) canyons
The correct answers to the above question in:
Answer: (a)
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Read more atmosphere climatology Based Indian Geography Questions and Answers
Question : 1
Which one of the following is the correct sequence of increasing the velocity of wind?
a) Fresh breeze-Light breeze-Hurricane-Gale
b) Light breeze-Fresh breeze-Gale-Hurricane
c) Hurricane-Light breeze-Gale-Fresh breeze
d) Light breeze-Gale-Fresh breeze-Hurricane
Answer »Answer: (b)
The correct sequence is Light breeze-Fresh breeze-Gale-Hurricane.
Question : 2
Consider the following statements:
- The approach of a cyclone is characterised by a rise in barometric reading.
- In the cyclones of the southern hemisphere, the winds circulate in an anticlockwise direction.
a) 2 only
b) 1 only
c) Neither 1 nor 2
d) Both1 and 2
Answer »Answer: (d)
Cyclone is a mass of air whose isobars form an oval or circular shape, with low pressure at the centre.
The air converges at the centre and rises to disposed of. In a depression, the winds rotate anticlockwise in the northern hemisphere. While in the southern hemisphere, the circular movement of winds is in a clockwise direction.
Question : 3
If tropical rain forest is removed, it does not regenerate quickly as compared to a tropical deciduous forest. This is because
a) Propagules of the trees in a rain forest have poor viability
b) The soil of rain forest is deficient in nutrients
c) Exotic species invade the fertile soil of rain forest
d) The rain forest species are slow growing
Answer »Answer: (b)
Question : 4
Which region of the Earth’s surface is called doldrums?
a) Sub-tropical high pressure belt
b) Equatorial low pressure belt
c) Sub-polar low pressure belt
d) Between 10° to 23.5° North and South Latitudes
Answer »Answer: (b)
The air at the equator is generally rising. For this reason, there is little wind in the region. This region of light shifting winds near the equator is called the doldrums.
Question : 5
Landmasses are heated and cooled much faster than water bodies. Identify the true statements in this regard.
- The land gets heated by conduction
- Water has a higher specific heat
- Only the surface layers of water are heated
- Water gets heated by convection
a) 2 and 3
b) 1, 2 and 3
c) 1, 2 and 4
d) 1 and 4
Answer »Answer: (c)
Question : 6
The solar radiation coming to Earth is called
a) Insolation
b) Radiant energy
c) Terrestrial radiation
d) Sunshine
Answer »Answer: (a)
Insolation is the solar radiation that reaches the earth’s surface. It is measured by the amount of solar energy received per square centimetre per minute.
Insolation affects temperature. The more the insolation, the higher the temperature. On any given day, the strongest insolation is received at noon.
The insolation into a surface is largest when the surface directly faces the Sun. As the angle increases between the direction at a right angle to the surface and the direction of the rays of sunlight, the insolation is reduced in proportion to the cosine of the angle.
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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