World & Physical Geography MCQs
World Geography Multiple Choice Questions (MCQs) Quiz for State and UPSC Civil Services Examinations. Objective Questions on Physical Geography and World Geography for competitive examinations.
1. “Chukchi Sea” is the part of which among the following Oceans?
[A] Pacific
[B] Indian
[C] Atlantic
[D] Arctic
Show Answer
Correct Answer: D [Arctic]
Notes:
Chukchi Sea is a marginal sea of the Arctic Ocean. It is bounded on the west by the Long Strait, off Wrangel Island, and in the east by Point Barrow, Alaska, beyond which lies the Beaufort Sea.
2. Which of the following African Country was formerly known as Nyasaland?
[A] Tanzania
[B] Malawi.
[C] Mozambique
[D] Botswana
Show Answer
Correct Answer: B [Malawi.]
Notes:
Malawi is formerly known as Nyasaland. Malawi is a landlocked country in southeastern Africa. It has a topography of highlands split by the Great Rift Valley and enormous Lake Malawi.
3. Which of the following is present in the largest amount in terms of percent by mass in the Earth’s Crust?
[A] Hydrogen
[B] Oxygen
[C] Silicon
[D] Calcium
Show Answer
Correct Answer: B [Oxygen]
Notes:
Oxygen is most abundant element in the Earth’s crust, making up 46% of mass. Oxygen is a highly reactive element that combines with other elements and thus forming various oxides.
4. Which one of the following is not correctly matched? (UPSC Prelims 1988)
[A] Isopleth — A line joining places of equal height
[B] Isobar — A line joining places of equal pressure
[C] Isohyet — A line joining places of equal rainfall
[D] Isotherm — A line joining places of equal temperature
Show Answer
Correct Answer: A [Isopleth — A line joining places of equal height]
Notes:
Isopleth is a line on a map connecting points having equal incidence of a specified meteorological feature.
5. Which of the following is the speed of revolution of the earth in its orbit round the sun? (UPSC Prelims 1991)
[A] Same throughout the year
[B] Greatest when the earth is nearest to the sun
[C] Greatest when the earth is farthest from the sun
[D] Least when the earth is nearest to the sun
Show Answer
Correct Answer: B [Greatest when the earth is nearest to the sun]
Notes:
Its speed is greatest in January when it is closest to the sun. Its speed is slowest in July when it is farthest away from the sun. The animation represents 24 hours of time. Earth travels in a circular orbit at a constant speed.
6. Which one of the areas marked as A, B, C and D in the given figure of the cyclone, witnesses heavy torrential short-duration rainfall accompanied by thunderstorms?
(UPSC Prelims 1999)
[A] A
[B] B
[C] C
[D] D
Show Answer
Correct Answer: B [B]
Notes:
In the given figure ‘B’ lies between two cyclone zone ‘A’ and ‘D’. At the ‘B’ marked region rainfall would be accompanied by thunder storms.
7. In which arm of the Milky Way Galaxy is our solar system located?
[A] Carina – Sagittarius arm
[B] Orion arm
[C] Perseus arm
[D] Scutum – Centaurs
Scutum – Centaurus arm
Show Answer
Correct Answer: B [Orion arm ]
Notes:
The Orion arm is the minor spiral arm of the Milky Way Galaxy. Our solar system is located in the Orion arm.
8. Who suggested that the Emerging moon was the cause for the continental drift?
[A] Arthur Holmes
[B] Laplace
[C] Immanuel Kant
[D] Otto Ampherer
Show Answer
Correct Answer: D [Otto Ampherer]
Notes:
The geologist Otto Ampherer suggested that the emerging moon was the cause for the continental drift. Accordingly, the Pacific Ocean represented that scar.
9. On which of the following does the seismic wave velocity depend?
[A] Density of the rock
[B] Elasticity of the rock
[C] Shape of the rock
[D] Both 1 and 2
Show Answer
Correct Answer: D [Both 1 and 2]
Notes:
Seismic wave velocity depends on the density and the elasticity of the rock. Seismic waves travel faster in denser elastic rocks.
10. How much percentage of the Earth’s crust by volume is composed of Sedimentary rocks?
[A] 95 %
[B] 70 %
[C] 8 %
[D] 58 %
Show Answer
Correct Answer: C [8 %]
Notes:
Approximately 7.9 % of the Earth’s crust by volume is comprised of sedimentary rocks.
