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.
21. What is the process of formation and development of caves called?
[A] Speleogenesis
[B] Oogenesis
[C] Atherogenesis
[D] Frontogenesis
Show Answer
Correct Answer: A [Speleogenesis]
Notes:
Karst topography is a result of the dissolution of soluble rocks like limestone, dolomite and gypsum.
Caves are formed due to weathering of rock deep underground. Cave or cavern is a natural void and is a space large enough so that a human can enter. The study of the formation and development of caves is called as Speleogenesis.
22. Which among the following statements is correct about Doab?
[A] It is a land between two converging or confluent rivers
[B] It is a small secluded hollow
[C] It is a small hill
[D] It is the lowest point on a mountain ridge between two peaks
Show Answer
Correct Answer: A [It is a land between two converging or confluent rivers]
Notes:
Doab is a term used in South Asia for a land between two converging or confluent rivers. It is also called as Interfluve.
23. Which among the following statements is not correct about the landform Panhole?
[A] It is a shallow depression or basin eroded into flat or gently sloping cohesive rock.
[B] They are well developed in granitic rocks and sandstone.
[C] They are also called as armchair hollows and weathering pans
[D] They are commonly found in humid and wet areas
Show Answer
Correct Answer: D [They are commonly found in humid and wet areas]
Notes:
Panhole is a shallow depression or basin eroded into flat or gently sloping cohesive rock. Panholes are also called as armchair hollows, weathering pans, etc. They are well developed in granitic rocks and sandstone. They are commonly found in desert environments.
24. Which among the following river islands is not located on the banks of river Brahmaputra?
[A] Majuli
[B] Dibru Saikhowa
[C] Umananda
[D] Srirangam
Show Answer
Correct Answer: D [Srirangam ]
Notes:
The Srirangam island also known as Thiruvarangam island is situated on the banks of river Kaveri in India. It is the home to significant population of Sri Vaishnavites.
25. Which nations are geographically related to “Southern Cone”?
[A] Thailand, Cambodia and Vietnam
[B] China, North Korea and South Korea
[C] Argentina, Chile and Uruguay
[D] Namibia, Botswana and South Africa
Show Answer
Correct Answer: C [Argentina, Chile and Uruguay]
Notes:
Southern Cone is the southern-most region of South America. It lies to the south of Tropic of Capricorn. Geographically, Argentina, Chile and Uruguay are related to Southern Cone. This region is bordered by the Pacific Ocean to the west and the Atlantic ocean to the east.
26. Which is the largest river delta in Europe?
[A] Danube
[B] Mackenzie
[C] Ebro
[D] Volga
Show Answer
Correct Answer: D [Volga]
Notes:
The Volga Delta is the largest river delta in Europe. Part of the Volga river system, it drains into the caspian sea. It is designated as the Ramsar Wetland site.
27. What are cyclones in the South China Sea and Western Pacific called?
[A] Hurricanes
[B] Typhoons
[C] Tornadoes
[D] Taifu
Show Answer
Correct Answer: B [Typhoons]
Notes:
Cyclone can be defined as the rapid inward circulation of air masses about a low-pressure centre which is circling counter-clockwise in the northern hemisphere and clockwise in the southern.
They are called as Typhoons in South China Sea and Western Pacific.
28. Which among the following is not associated with the Pacific Ocean?
[A] Albatross Plateau
[B] Challenger Deep
[C] Challenger Rise
[D] Fiji Basin
Show Answer
Correct Answer: C [Challenger Rise]
Notes:
The mid-Atlantic ridge representing the zone of divergent or constructive plate margins is the most striking relief feature which having ‘S’ shape extending from Iceland to Bouvet Island. This ridge is known as Dolphin rise (north of the equator) and Challenger rise (south of the equator).
29. Which among the following statements is/are correct about Pelagic Deposits?
- They cover 75 % of the total sea floor.
- They consist of only organic deposits.
Select the correct code from the options given below:
[A] Only 1
[B] Only 2
[C] Both 1 & 2
[D] Neither 1 & 2
Show Answer
Correct Answer: A [Only 1]
Notes:
Pelagic deposits consist of fine materials formed of skeletons and shells of marine organisms and a few inorganic substances. They are generally blue, grey or red in colour.
Pelagic deposits cover 75 % of the total sea floor. They consist of both organic and inorganic material.
30. Which among the following statements is/are correct about Pelagic Deposits?
- The red clay is the most widely spread pelagic deposit and covers 38% of the sea floor.
- The chief constituents of red clay are silicon and aluminium dioxide.
- The red clay covers more than half of the Pacific floor.
Select the correct code from the options given below:
[A] Only 1 & 3
[B] Only 1
[C] Only 2 & 3
[D] 1, 2 & 3
Show Answer
Correct Answer: D [1, 2 & 3]
Notes:
Pelagic deposits consist of fine materials formed of skeletons and shells of marine organisms and a few inorganic substances. They are generally blue, grey or red in colour.
The chief constituents of red clay are silicon and aluminium dioxide.
The red clay is the most widely spread pelagic deposit and covers 38% of the sea floor. The red clay covers more than half of the Pacific floor
