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.
31. The Ozone is present in which among the following layers of the atmosphere?
[A] Troposphere
[B] Stratosphere
[C] Thermosphere
[D] Exosphere
Show Answer
Correct Answer: B [Stratosphere]
Notes:
The Ozone lies at an altitude between 30 km and 60 km from the earth’s surface. It spans the stratosphere and lower mesosphere. This layer reflects the harmful ultraviolet radiation. The Ozone layer or the ozonosphere is also called chemosphere because a lot of chemical activity takes place here. The temperature rises at a rate of 5°C per kilometer through this layer.
32. What is the position of the Earth when it is at the closest distance from the sun called?
[A] Aphelion
[B] Perihelion
[C] Apogee
[D] Perigee
Show Answer
Correct Answer: B [Perihelion]
Notes:
The closest point to the Sun in a planet’s orbit is called perihelion.
The position of the Earth when it is at the greatest distance from the sun is called the Aphelion.
33. Which among the following is not a seasonal wind?
[A] Monsoon
[B] Land Breeze
[C] Easterlies
[D] Sea Breeze
Show Answer
Correct Answer: C [Easterlies]
Notes:
Permanent winds are the planetary winds which blow extensively over continents and oceans. Permanent winds or Planetary winds include:
Trade winds
Easterlies
Westerlies
Monsoons, Land Breeze and Sea Breeze are seasonal winds which change their direction periodically with the change in season.
34. The “Boyoma Falls” is located in which nation?
[A] Chile
[B] Nigeria
[C] Democratic Republic of Congo
[D] Vietnam
Show Answer
Correct Answer: C [Democratic Republic of Congo]
Notes:
Boyoma Falls is a series of seven cataracts located in the Democratic Republic of Congo. Cataracts are large and powerful waterfalls. It was formerly known as Stanley Falls. The upper reaches of Boyoma Falls forms Lualaba River and lower reaches of Boyoma Falls forms Congo River. It houses Wagenia Falls.
35. Where is the Wyville Thomson Ridge located?
[A] Atlantic Ocean
[B] Pacific Ocean
[C] Indian Ocean
[D] Arctic Ocean
Show Answer
Correct Answer: A [Atlantic Ocean ]
Notes:
The Wyville Thomson Ridge is a bathymetric feature of the North Atlantic Ocean floor, located between the Faroe Islands and Scotland. It is approximately 20km wide and 70km long.
36. The Lomonosov Ridge is located in which among the following Oceans?
[A] Southern
[B] Pacific
[C] Atlantic
[D] Arctic
Show Answer
Correct Answer: D [Arctic]
Notes:
The Lomonosov Ridge is a band of continental crust that stretches across the Arctic Ocean and separates the Mesozoic Amerasian Basin from the Cenozoic Eurasian Basin.
37. Which among the following statements is/are correct about the Grassland Biome?
- Grassland biomes are normally situated between a forest and a desert.
- Twenty-five percent of the Earth is covered by the grassland biome.
- There is a grassland biome on each continent with the exception of Antarctica.
Select the correct code from the options given below:
[A] Only 1
[B] Only 3
[C] Only 2 & 3
[D] 1, 2 & 3
Show Answer
Correct Answer: D [1, 2 & 3]
Notes:
Grasslands are characterized as lands dominated by grasses rather than large shrubs or trees. Grassland biomes are normally situated between a forest and a desert. In fact, grasslands surround every desert in Asia. Twenty-five percent of the Earth is covered by the grassland biome. There is a grassland biome on each continent with the exception of Antarctica.
38. Which among the following statements is/are correct about the Savannah Grasslands?
- Trees and large shrubs are absent.
- Savannas are always found in warm or hot climates where the annual rainfall is from about 50.8 to 127 cm per year.
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: B [Only 2 ]
Notes:Savanna is grassland with scattered individual trees. Savannas of one sort or another cover almost half the surface of Africa (about five million square miles, generally central Africa) and large areas of Australia, South America, and India.
Savannas are always found in warm or hot climates where the annual rainfall is from about 50.8 to 127 cm (20-50 inches) per year.
Temperate grasslands are characterized as having grasses as the dominant vegetation.
Trees and large shrubs are absent.
39. Which plant is the source of the fibre known as Manila Hemp?
[A] Abaca
[B] Lahar
[C] Mulberry
[D] Bombyx Mori
Show Answer
Correct Answer: A [Abaca]
Notes:
Manila Hemp, also known as Manila fiber, is actually made from a species of banana named Abaca, which is native to the Philippines. This fiber is incredibly durable, resistant to salt water damage, and is commonly used in the production of ropes, hawsers, and bristles for various products. The name “Manila Hemp” refers to the capital of the Philippines, Manila, and to the strength of the material, which is similar to hemp.
40. The “Wolf Volcano” is located in which country?
[A] Ecuador
[B] Chile
[C] Argentina
[D] Brazil
Show Answer
Correct Answer: A [Ecuador]
Notes:
The Wolf Volcano, also known as Mount Whiton, is an active stratovolcano located in the Galapagos Islands under the administration of Ecuador. This volcanic mountain, which is 1707 metres high above sea level, is the highest peak in the Galapagos Islands and an ultra prominent peak. As in common in the Galapagos, Wolf Volcano has unique fauna, differing from not only the other islands in the group but also its neighbouring volcanoes on the same island.
