GK Practice Test: Question Set - 13
1. The main properties of cosmic ray particles are
- (A) Its
electric charge
- (B) Its
rest mass
- (C) Its
energy
- (D) All
of these are its properties
2. The longest day (shortest night) in the southern hemisphere is
- (A) June 21
- (B) December 22
- (C) July 21
- (D) November 22
3. The highest average salinity amongst the following seas is reported from
- (A) Dead Sea
- (B) Red Sea
- (C) Black Sea
- (D) Mediterranean
Sea
4. The major cause of species extinction is
- (A) Agricultural
activities
- (B) Extraction
(including mining, fishing, logging)
- (C) Development
(human settlements, industry)
- (D) Habitat loss
and degradation
5. The ionosphere includes
- (A) Mesosphere
- (B) Thermosphere
- (C) Thermosphere
and exosphere
- (D) Thermosphere,
exosphere and mesosphere
6. The luminous colored ring, surrounding the sun is called the
- (A) Nebula
- (B) Comet
- (C) Asteroid
- (D) Corona
7. The lowest point, on land, in the world is
- (A) Death Valley,
USA
- (B) Caspian Sea,
Russia
- (C) Dead Sea,
Jordan/Israel
- (D) Lake Eyre,
Australia
8. The major pedogenic process acting on soils at the macro scale are
- (A) Laterisation
and podsolisation
- (B) Calcification
and salinisation
- (C) Salinisation
and gleisation
- (D) All
of the above
9. The Ice age ended about ________ years ago.
- (A) 140
- (B) 1,400
- (C) 14,000
- (D) 1,40,000
10. The ionosphere contains ionized air that protects the earth from
- (A) The
ultraviolet rays of the sun
- (B) The infrared
rays of the sun
- (C) The falling
meteorites
- (D) None of the
above
11. The spring season in the North Temperate Zone is when
- (A) The sun is
directly overhead the equator
- (B) The sun is
directly overhead the Tropic of Cancer
- (C) The sun
returns to equator
- (D) The sun is
at the Tropic of Cancer
12. The pedogenic process associated with poor drainage and which involves the accumulation of organic matter in the upper layers of the soil is called
- (A) Salinisation
- (B) Gleisation
- (C) Calcification
- (D) Podsolisation
13. The texture of a soil refers to
- (A) The size
distribution of the mineral particles composing the soil
- (B) The
distribution of mineral particles in the soil
- (C) The crystal
distribution in soil
- (D) None of the
above
14. The tunnel that connects France and Italy is
- (A) St. Gothard
road tunnel
- (B) Mont Blane
tunnel
- (C) Mersey
(Queens way) tunnel
- (D) Orange Fish
rivers tunnel
15. The progressive wave theory regarding of tides was put forth by
- (A) R.A. Harris
- (B) Issac Newton
- (C) William
Whewell
- (D) G.B. Airy
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