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. What is the amount of Iron in Earth (percentage in total mass)?
[A] 24.5%
[B] 34.6%
[C] 39.3%
[D] 42.4%
Show Answer
Correct Answer: B [34.6%]
Notes:
The iron makes up about 34.6% of Earth’s mass and 5.2% of Earth’s crust. The other metals there are aluminium, silicon etc. The abundant metal Iron is truly one of Earth’s essential building blocks.
2. The “Planetoids” are located between which among the following?
[A] Mars and Jupiter
[B] Saturn & Jupiter
[C] Mercury and Venus
[D] Earth & Mars
Show Answer
Correct Answer: A [Mars and Jupiter]
Notes:
Asteroids also called the inner solar system are minor planets which are neither categorised as a planet or a comet. They are in direct orbit around the Sun. They primarily remain on the circumstellar disk of gas around new stars and also the debris of the disk together. They are also known as planetoids and range in size from hundreds of miles to few feet. Most of them are irregular in shape. They are majorly present in the asteroid belt between Mars and Jupiter.
3. A barchan is primarily an example of which natural formation?
[A] A type of Rock
[B] A style of Dune
[C] A desert landform called Erg
[D] An expansive sandy terrain known as Sand sea
Show Answer
Correct Answer: B [A style of Dune]
Notes:
A barchan is indeed a type of dune. Characterized by its distinctive crescent shape and known to exist in arid desert environments, it faces the wind in a convex orientation. Barchans are not static; rather, they are able to shift and transform due to the predominant wind direction. This wind action contributes to their unique form and continual movement, enlightening us about the dynamic nature of desert topography.
4. 180 degree longitude is also known as _ ___?
[A] Arctic Circle
[B] International Date Line
[C] The Great Circle
[D] Equator
Show Answer
Correct Answer: B [International Date Line]
Notes:
The 180th meridian or anti meridian is the Prime Meridian. It is known as the International date line. It is with which it forms a great circle dividing the earth into the Western and Eastern Hemispheres. It is common to both east longitude and west longitude.
5. Which among the following country is the world’s leading producer of synthetic industrial diamond?
[A] United states
[B] Congo
[C] China
[D] South Africa
Show Answer
Correct Answer: C [China]
Notes:
China is the world’s leading producer of synthetic industrial diamonds. Industrial diamonds can be used in cutting, drilling, grinding, and polishing.
6. What type of crops are predominantly grown in Africa?
[A] Cereal Crops
[B] Root Crops
[C] Cash Crops
[D] Oil Crops
Show Answer
Correct Answer: B [Root Crops]
Notes:
Africa is home to a variety of cuisines and food crops, but root crops such as yams, cassava, and sweet potatoes are predominant. These crops are vital for nutrition and food security in many African countries because they are high in carbohydrates, adaptable to various climatic and soil conditions, and have high yield potential. This makes them the primary source of caloric intake for many Africans, contributing significantly to the agricultural economy of the continent.
7. Due to which of the following winds, Central Europe enjoys a warmer climate ?
[A] Chinook
[B] Foehn
[C] Zonda
[D] Bergwind
Show Answer
Correct Answer: B [Foehn]
Notes:
Foehn is a type of dry and warm wind. It occurs in the lee of a mountain range. Dry wind is a part of a greater natural phenomenon drought.
8. Identify the correct geographical location of the McMurdo Dry Valleys, known for housing hypersaline water bodies on dry land.
[A] Africa
[B] Central Asia
[C] North America
[D] Antarctica
Show Answer
Correct Answer: D [Antarctica]
Notes:
The McMurdo Dry Valleys, renowned for their hypersaline lakes like Lake Vanda with a striking salinity of over 35%, which is 10 times more than typical ocean water, are located in Antarctica. Despite this, the most saline water body globally is not found here but at the Gaet’ale Pond. This site, situated in the Danakil Depression in Afar, Ethiopia, holds an even higher concentration of salt, accurately representing the diversity of extreme environments on Earth.
9. Which of the following clearly define Barkhan? (UPSC Prelims 1991)
[A] Crescent shaped sand-dune
[B] Depositional bar, separated by water from the coast
[C] Dark coloured, fine grained rock
[D] Glacial erosional feature
Show Answer
Correct Answer: A [Crescent shaped sand-dune]
Notes:
A barchan or barkhan dune is a crescent-shaped dune. The term was introduced in 1881 by Russian naturalist Alexander von Middendorf, for crescent-shaped sand dunes in Turkestan and other inland desert regions.
10. The Palk Bay lies between which of the following water bodies? (UPSC Prelims 1996)
[A] Gulf of Kachchh and Gulf of Khambhat
[B] Gulf of Mannar and Bay of Bengal
[C] Lakshadweep and Maldive Islands
[D] Andaman and Nicobar Islands
Show Answer
Correct Answer: B [Gulf of Mannar and Bay of Bengal]
Notes:
Palk Strait is between Bay of Bengal and Gulf of Manner. It is bounded on the south by Pamban Island Adam’s Bridge, the Gulf of Mannar, and Mannar Island. The southwestern portion of the strait is also called Palk Bay.
