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. Which type of rocks is/are commonly affected by hydrolysis?
[A] Igneous
[B] Sedimentary
[C] Metamorphic
[D] Both 2 & 3
Show Answer
Correct Answer: A [Igneous]
Notes:
Hydrolysis is a chemical reaction between H+ and OH- ions in water and the minerals in the rock. Hydrolysis commonly affects igneous rocks as they are composed of silicate minerals, such as quartz and feldspar which readily combines with water.
22. Which among the following landforms when enlarged can lead to the formation of cirque?
[A] Pingo
[B] Nivation hollows
[C] Hummocks
[D] Lithalsa
Show Answer
Correct Answer: B [Nivation hollows]
Notes:
Nivation hollows are landforms associated with snow patches. These hollows when enlarged leads to the formation of cirque.
23. What is a ridge with a moderate sloping backslope and steeper frontslope called?
[A] Hoodoo
[B] Gulch
[C] Inselberg
[D] Homoclinical ridge
Show Answer
Correct Answer: D [Homoclinical ridge]
Notes:
Homoclinical ridge is an erosion platform. It is a ridge with a moderate sloping backslope and steeper frontslope.
24. What is a landform that extends above the surrounding terrain called?
[A] Valley
[B] Crest
[C] Hill
[D] Trench
Show Answer
Correct Answer: C [Hill]
Notes:
Hill is a landform that extends above the surrounding terrain. They have a distinct summit.
25. Which among the following pairs of tectonic landforms is/are correctly matched?
- Rift valley – Linear lowland created by a tectonic rift or fault
- Sand boil – A cone of sand formed by the ejection of sand onto a surface from a central point by water under pressure
- Mid-ocean ridge – Landform created by the eruption of mud or slurries, water and gases
Select the correct code from the options given below:
[A] Only 1
[B] Only 1 & 2
[C] 1, 2 & 3
[D] None of the above
Show Answer
Correct Answer: B [Only 1 & 2]
Notes:
The underwater mountain system formed by plate tectonic spreading is called the Mid oceanic ridge. They are formed by plate tectonics due to the process of sea floor spreading. They are formed at divergent plate boundaries. They are the longest mountain ranges of the world.
26. What is a large dome-shaped, steep-sided, bald rock called?
[A] Etchplain
[B] Karst
[C] Tor
[D] Bornhardt
Show Answer
Correct Answer: D [Bornhardt]
Notes:
Bornhardt is a large dome-shaped, steep-sided, bald rock. It is also called as a Sugar-loaf. They show extensive sheet jointing.
27. The “Devon Island”, the largest uninhabited island/desert island in the world, is located in which nation?
[A] Saudi Arabia
[B] Russia
[C] Canada
[D] New Zealand
Show Answer
Correct Answer: C [Canada]
Notes:
Devon Island, the largest uninhabited island or the desert island in the world, is located in Canada. An uninhabited island, also known as a desert island, is an island that is not permanently populated by the humans. Devon Island is located in the Baffin Bay. Cape Liddon, an Important Bird Area (IBA), is located in theDevon Island.
28. The Danube delta is a part of which among the following countries?
[A] Romania
[B] Germany
[C] Sweden
[D] Russia
Show Answer
Correct Answer: A [Romania]
Notes:
The Danube delta is the second largest river delta in Europe. The greater part of the Danube delta lies in Romania and a small part in Ukraine.
29. Which statement about the coastal city of Rio de Janeiro is not accurate?
[A] It is referred to as the “Marvelous City”
[B] It holds the status of being Brazil’s second largest city
[C] It is a monument dedicated to the World War I fallen soldiers
[D] Its symbol of recognition is the 98 feet high ‘Christ the Redeemer’
Show Answer
Correct Answer: C [It is a monument dedicated to the World War I fallen soldiers]
Notes:
Rio de Janeiro, the second largest city in Brazil, is affectionately known as the ‘Marvelous City’, or ‘Cidade Maravilhosa’ in Portuguese. One of its defining symbols is the towering ‘Christ the Redeemer’ statue. However, it is not dedicated to the fallen soldiers of World War I. Rather, that distinction goes to the Great Ocean Road, a scenic coastal route in Australia which runs over 243 kilometers and stands as the world’s largest war memorial.
30. What are cyclones in the Atlantic Ocean called?
[A] Hurricanes
[B] Typhoons
[C] Tornadoes
[D] Taifu
Show Answer
Correct Answer: A [Hurricanes]
Notes:
The term 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 Hurricanes in the Caribbean Sea and the Atlantic Ocean.
