World Geography Questions (MCQs) for UPSC, State PCS and SSC Examinations
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. Who is the author of the book Principa?
[A] Newton
[B] Galileo
[C] Copernicus
[D] Ptolemy
Show Answer
Correct Answer: A [Newton]
Notes:
Principa was published by Isaac Newton.
Newton also formulated the Laws of Motion and the Law of Gravity.
2. Which of the following is the value of Hubble constant?
[A] 73 kilometers per second per mega parsec
[B] 75 kilometers per second per mega parsec
[C] 77 kilometers per second per mega parsec
[D] 69 kilometers per second per mega parsec
Show Answer
Correct Answer: A [73 kilometers per second per mega parsec]
Notes:
The expansion rate of the universe is called the Hubble Constant. Currently the best measured value of the Hubble Constant is about 73 kilometers per second per mega parsec.
3. Who among the following proposed steady state theory with respect to universe?
[A] Einstein
[B] Laplace
[C] Newton
[D] Hoyle
Show Answer
Correct Answer: D [Hoyle]
Notes:
Hoyle’s concept of steady state is opposite to Big Bang theory. It considered the universe to be roughly the same at any point of time
4. A cataclysmic nuclear explosion caused by the accretion of hydrogen onto the surface of a white dwarf star, would be termed as ___?
[A] Nova
[B] Nebula
[C] Neutron star
[D] Pulsar
Show Answer
Correct Answer: A [Nova]
Notes:
A nova is a transient astronomical event that causes the sudden appearance of a bright, apparently “new” star, that slowly fades over time. It is caused by a nuclear explosion, caused by the accretion of hydrogen onto the surface of a white dwarf.
5. How much time does a ray of light take while reaching from Moon to Earth ?
[A] 8 minutes
[B] 8 seconds
[C] 1 minute
[D] 1 second
Show Answer
Correct Answer: D [1 second]
Notes:
Moonlight takes approximately 1.26 seconds to reach Earth’s surface. Moon generally don’t emit light. It reflects light of the sun.
6. Ob river flows in the following region?
[A] Africa , Zaire
[B] Asia, Pakistan
[C] Asia, Russia
[D] USA, Canada
Show Answer
Correct Answer: C [Asia, Russia]
Notes:
The Ob, is a major river in western Siberia, Russia. It is the world’s seventh-longest river. It forms at the confluence of the rivers Biya and Katun which have their origins in the Altay Mountains. It is the westernmost of the three great Siberian rivers that flow into the Arctic Ocean.
7. Pebble transport by rivers, sand drift over desert surfaces, soil blowing over fields are examples of which of the following phenomena?
[A] Deposition
[B] Saltation
[C] Attrition
[D] Weathering
Show Answer
Correct Answer: B [Saltation]
Notes:
Pebble transport by rivers, sand drift over desert surfaces, soil blowing over fields are examples of saltation. Saltation is a type of particle transport by fluids such as wind or water.
8. Ossetia is a point of contention between which of the following two nations?
[A] Russia & Estonia
[B] Russia & Ukraine
[C] Russia & Georgia
[D] None of the above
Show Answer
Correct Answer: C [Russia & Georgia]
Notes:
Ossetia is an ethnolinguistic region located on both sides of the Greater Caucasus Mountains. It is inhabited by the Ossetians and the Ossetian language is part of the Eastern Iranian branch of the Indo-European languages family. It is a point of contention between Russia and Georgia.
9. Which among the following branches of science deals with study of Mountains?
[A] Lithology
[B] Orology
[C] Paleontology
[D] Seismology
Show Answer
Correct Answer: B [Orology]
Notes:
Orology refers to the study of mountains.
10. Which of the following nations is famous among geographers as “Friendly Island“?
[A] Tokelau
[B] Tuvalu
[C] Tonga
[D] Marshall Islands.
Show Answer
Correct Answer: C [Tonga]
Notes:
Tonga officially named the Kingdom of Tonga, is a Polynesian sovereign state and archipelago comprising 169 islands, of which 36 are inhabited. It is the friendly island according to geographers.
