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.
11. Which of the following layers of earth’s atmosphere is the coldest layer?
[A] Troposphere
[B] Stratosphere
[C] Mesosphere
[D] Exosphere
Show Answer
Correct Answer: C [ Mesosphere]
Notes:
Temperatures can reach lows of -90 degrees Celsius in the mesosphere, making it the coldest layer of the earth's atmosphere. The mesosphere extends above the stratosphere and ranges from 50 km to 87 km above the surface.
12. Which of the following units can be used to measure the distance of stars?
[A] Light years
[B] Kilometres per second
[C] Kilometres only
[D] Nautical miles
Show Answer
Correct Answer: A [Light years]
Notes:
Two units can be used to measure the distance of stars. These are light year and parsec. A light year is the distance light can travel in a vacuum in one year which is about 9.5 trillion km and a parsec in 3.26 light years.
13. Which of the following archipelago is also called Manus Islands?
[A] Aguni Islands
[B] Chonos Archipelago
[C] Bonin Islands
[D] Admiralty Islands
Show Answer
Correct Answer: D [Admiralty Islands]
Notes:
The Admiralty Islands are an archipelago group comprising 18 islands in the Bismarck Archipelago, of which the largest island is the Manus Islands. That’s why it is also referred to as Manus Islands. It is located to the North of New Guinea in the South Pacific Ocean.
14. Which island is located geographically in America but politically in Europe?
[A] Alexander Islands
[B] Bathurst Island
[C] Christmas Island
[D] Greenland
Show Answer
Correct Answer: D [Greenland]
Notes:
Greenland is geographically a part of the North America as it lies on the North American tectonic plate, however, culturally and politically, it is associated with Europe as it is located in the territory of the Kingdom of Denmark.
15. Which is the fastest moving glacier in Kyrgyzstan?
[A] Batura Glacier
[B] Engilchek Glacier
[C] Biafo Glacier
[D] Byrd Glacier
Show Answer
Correct Answer: B [Engilchek Glacier]
Notes:
Engilchek Glacier is the largest and the fastest moving glacier in Kyrgyzstan. It is located in the Central Tian Shan Mountains of Issyk-Kul region of northeastern Kyrgyzstan. Also, it is the sixth longest non polar glacier in the world.
16. Which is the biggest tributary river of Amazon?
[A] Danube River
[B] Madeira River
[C] Mekong River
[D] Volga River
Show Answer
Correct Answer: B [Madeira River]
Notes:
The Madeira River is the biggest tributary river of the Amazon River and a major waterway in South America. It is about 3,250 km long. It flows through the countries of Brazil and Bolivia.
17. Stars are mainly composed of which two elements?
[A] Nitrogen and Oxygen
[B] Oxygen and Hydrogen
[C] Nitrogen and Helium
[D] Helium and Hydrogen
Show Answer
Correct Answer: D [Helium and Hydrogen]
Notes:
Stars are luminous sphere of plasma held together by its own gravity. It is a big burning ball of gas made up of Hydrogen and Helium.
18. Which astronomer developed the concept of classifying stars according to their brightness?
[A] Copernicus
[B] Edwin Hubble
[C] Hipparchus
[D] Galileo Galilie
Show Answer
Correct Answer: C [Hipparchus]
Notes:
Hipparchus developed the concept of classifying the stars according to their brightness. According to him, 1st magnitude stars are the brightest while the 6th magnitude stars are the weakest.
19. What is the upper cup or saucer shaped depression of the volcano called?
[A] Vent
[B] Crater
[C] Cinder
[D] Dome
Show Answer
Correct Answer: B [Crater]
Notes:
The upper cup or saucer shaped depression of the vent is called as the crater. The narrow opening of the volcano is called the vent.
20. Which among the following types of landforms are also called as topographical features?
[A] Landforms of first order
[B] Landforms of second order
[C] Landforms of third order
[D] Aeolian landforms
Show Answer
Correct Answer: C [Landforms of third order]
Notes:
Landforms of third order include small landforms like river valleys, sand dunes, floodplains etc. They are also called as topographical features.
