GK Practice Test: Question Set - 18
1. The temperature inversion is
- (A) Whenever
the normal decrease of atmospheric temperature
- (B) When
the decrease in temperature or moisture or both takes place
- (C) Whenever
the normal decrease of atmospheric temperature or moisture or both change with
height over a short vertical interval
- (D) All
of the above
2. The periods of different eras are further divided into
- (A) Eons
- (B) Epochs
- (C) Stages
- (D) Any of the
above
3. The unit of the light year is used for measuring
- (A) Speed of
satellites
- (B) Speed of
ships
- (C) Distance
between bodies in the universe
- (D) Speed of
rockets
4. The tropical easterlies wind lie at
- (A) 0-30
latitude
- (B) 30-60
latitude
- (C) 60-90
latitude
- (D) 10-40
latitude
5. The reaction between compounds and oxygen is called
- (A) Oxidation
- (B) Hydrolysis
- (C) Carbonation
- (D) Solution
6. The steady or initial phase of the magnetic storms is
- (A) Preceded by
storm sudden commencement
- (B) Magnetic
storm at middle and low altitudes
- (C) A sharp
increase of the field
- (D) None of the
above
7. The ratio of the weight of water vapor to the total weight of air (including the water vapor) is called
- (A) Specific
humidity
- (B) Mixing ratio
- (C) Relative
humidity
- (D) Absolute
humidity
8. The third world includes about 120 countries of
- (A) Asia, Africa
and Central America
- (B) Asia, Australia
and Europe
- (C) Africa,
North America
- (D) None of the
above
9. The river Sutlej, on which the Bhakra Dam has been built, originates from
- (A) A spring in
Vering
- (B) Near Bara
Lacha Pass in Lahul
- (C) Rakas Lake
in Tibet
- (D) Mansarovar Lake
10. The northern portion of the western coastal plain is called
- (A) Konkan plain
- (B) Malabar
coast
- (C) Coromendel
coast
- (D) None of the
above
11. The relative abundance of dissolved salts in seawater in descending order is as follows
- (A) Chlorine,
sodium, sulphate, magnesium, calcium, potassium
- (B) Sodium,
chlorine, magnesium, potassium, sulphate, calcium
- (C) Chlorine,
magnesium, calcium, sodium, potassium, sulphate
- (D) Chlorine,
sodium, magnesium, calcium, potassium, sulphate
12. The percentage of the incident radiation reflected back to space is called
- (A) planet's
albedo
- (B) Earth's
albedo
- (C) Both are
similar terms
- (D) None of the
above
13. The religion of Afghanistan is
- (A) Islam
- (B) Buddhism
- (C) Hinduism
- (D) Christianity
14. The phenomenon associated with collision and subduction of the planet is
- (A) Volcanoes
- (B) Island arcs
- (C) Earthquakes
- (D) All of the
above
15. The percentage of sun's radiation reflected back into space is about
- (A) 36 percent
- (B) 47 percent
- (C) 17 percent
- (D) None of the
above
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