GK Practice Test: Question Set - 17
1. The imaginary line on the earth's surface, which closely follows the 180 º meridian, is called the
- (A) International
Date Line
- (B) Tropic
of Cancer
- (C) Equator
- (D) Prime
Meridian
2. The largest part of our hydrosphere is
- (A) Atlantic
Ocean
- (B) Indian Ocean
- (C) Pacific Ocean
- (D) Antarctica Ocean
3. The time interval from when the given star passes directly overhead to when it next passed directly overhead, is defined as
- (A) One sidereal
day
- (B) One solar
day
- (C) Both
the terms are similar, so any of these may be used
- (D) None of the
above
4. The production of wheat has increased mainly due to
- (A) Increase in
area under wheat
- (B) Increase in
yield per hectare
- (C) Increase in
demand for wheat
- (D) Increase in
prices
5. The transverse, longitudinal and surface waves in an earthquake originate from
- (A) The
epicentre within the body of the earth
- (B) The focus on
the surface of the earth
- (C) The focus
within the body of the earth
- (D) The
epicentre on the body of the earth
6. The various types of plate convergence is
I.
oceanic-oceanic convergence
II.
oceanic-continental convergence
III.
continental-continental convergence
- (A) I, II
- (B) II, III
- (C) I, III
- (D) All of the
above
7. The ratio of land to ocean in the southern hemisphere is
- (A) 1 : 1.5
- (B) 1 : 1
- (C) 1 : 4
- (D) 1 : 10
8. The study of day-to-day variations in weather called is called
- (A) Climatology
- (B) Meteorology
- (C) Cyclogenesis
- (D) None of the
above
9. The part of the earth and thin layer of air above its surface, which support life on earth, are referred to as
- (A) Stratosphere
- (B) Ionosphere
- (C) Biosphere
- (D) Mesosphere
10. The Palaeozoic era contains __________ time periods.
- (A) Six
- (B) Four
- (C) Five
- (D) Seven
11. The subatomic particles arriving from outer space having high energy are called
- (A) Protons
- (B) Electrons
- (C) Cosmic rays
- (D) None of the
above
12. The river situated along the border between the USA and Mexico is
- (A) The Rio
Grande
- (B) The Amazon
- (C) The
Mississippi
- (D) The Colorado
13. The R-horizon of soil horizon consists of
- (A) Unweathered
bedrock
- (B) Weathered
parent material
- (C) Plant litter
at various levels of decomposition
- (D) None of the
above
14. The Palaeozoic era starts at ________ million years ago and ends at ________ million years ago.
- (A) 500, 100
- (B) 570, 225
- (C) 470, 150
- (D) 470, 225
15. The process that involves the eroded material being dissolved and carried along in water as individual ions is called
- (A) Solution
- (B) Suspension
- (C) Saltation
- (D) Traction
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