Physical Geography MCQs
Practice Physical Geography MCQs with answers and detailed explanations covering the Earth's structure, landforms, rocks, volcanoes, earthquakes, atmosphere, hydrosphere, biosphere, weather, climate and important physical geography concepts frequently asked in SSC, Railway, Banking, UPSC, JKSSB, Police, Defence, Teaching and other competitive examinations.
Question #221
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Quartzite is formed from the metamorphism of:
Correct Answer: Option B
Explanation:
Quartzite is a hard metamorphic rock formed when sandstone is subjected to intense heat and pressure.
Quartzite is a hard metamorphic rock formed when sandstone is subjected to intense heat and pressure.
This question belongs to:
Geography GK
Physical Geography
Question #222
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Basalt is commonly associated with:
Correct Answer: Option A
Explanation:
Basalt is the dominant rock type of the oceanic crust and forms from rapidly cooling lava.
Basalt is the dominant rock type of the oceanic crust and forms from rapidly cooling lava.
This question belongs to:
Geography GK
Physical Geography
Question #223
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The process by which rocks break down in place without movement is called:
Correct Answer: Option A
Explanation:
Weathering involves the breakdown of rocks at or near the Earth's surface without the movement of material.
Weathering involves the breakdown of rocks at or near the Earth's surface without the movement of material.
This question belongs to:
Geography GK
Physical Geography
Question #224
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Which agent is primarily responsible for the formation of U-shaped valleys?
Correct Answer: Option B
Explanation:
Glaciers erode valleys into a characteristic U-shape, unlike rivers which form V-shaped valleys.
Glaciers erode valleys into a characteristic U-shape, unlike rivers which form V-shaped valleys.
This question belongs to:
Geography GK
Physical Geography
Question #225
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A mushroom rock is typically formed by:
Correct Answer: Option A
Explanation:
Mushroom rocks are formed in desert regions where wind erosion is stronger near the ground.
Mushroom rocks are formed in desert regions where wind erosion is stronger near the ground.
This question belongs to:
Geography GK
Physical Geography
Question #226
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Which landform is created by river erosion?
Correct Answer: Option D
Explanation:
A gorge is a deep narrow valley formed by the erosional action of a river over a long period.
A gorge is a deep narrow valley formed by the erosional action of a river over a long period.
This question belongs to:
Geography GK
Physical Geography
Question #227
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The Deccan Plateau of India is primarily of which origin?
Correct Answer: Option C
Explanation:
The Deccan Plateau was formed by extensive volcanic eruptions known as the Deccan Traps.
The Deccan Plateau was formed by extensive volcanic eruptions known as the Deccan Traps.
This question belongs to:
Geography GK
Physical Geography
Question #228
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A dormant volcano is one that:
Correct Answer: Option A
Explanation:
Dormant volcanoes are currently inactive but retain the potential to erupt again.
Dormant volcanoes are currently inactive but retain the potential to erupt again.
This question belongs to:
Geography GK
Physical Geography
Question #229
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The Pacific Ring of Fire is associated with:
Correct Answer: Option B
Explanation:
The Ring of Fire is dominated by subduction zones where tectonic plates converge, causing earthquakes and volcanoes.
The Ring of Fire is dominated by subduction zones where tectonic plates converge, causing earthquakes and volcanoes.
This question belongs to:
Geography GK
Physical Geography
Question #230
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The intensity of an earthquake at a specific location is measured by:
Correct Answer: Option D
Explanation:
The Mercalli Scale measures earthquake intensity based on observed effects and damage.
The Mercalli Scale measures earthquake intensity based on observed effects and damage.
This question belongs to:
Geography GK
Physical Geography
Question #231
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Which atmospheric layer contains the ionosphere?
Correct Answer: Option D
Explanation:
The ionosphere overlaps mainly the mesosphere and thermosphere and is important for radio communication.
The ionosphere overlaps mainly the mesosphere and thermosphere and is important for radio communication.
This question belongs to:
Geography GK
Physical Geography
Question #232
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Jet streams are found mainly in the:
Correct Answer: Option D
Explanation:
Jet streams are fast-moving air currents located near the tropopause in the upper troposphere.
Jet streams are fast-moving air currents located near the tropopause in the upper troposphere.
This question belongs to:
Geography GK
Physical Geography
Question #233
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Which gas is primarily responsible for the greenhouse effect?
Correct Answer: Option D
Explanation:
Carbon dioxide is one of the most significant greenhouse gases contributing to global warming.
Carbon dioxide is one of the most significant greenhouse gases contributing to global warming.
This question belongs to:
Geography GK
Physical Geography
Question #234
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An instrument used to measure humidity is called:
Correct Answer: Option B
Explanation:
A hygrometer measures the amount of moisture or humidity present in the atmosphere.
A hygrometer measures the amount of moisture or humidity present in the atmosphere.
This question belongs to:
Geography GK
Physical Geography
Question #235
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Which cloud type appears as thin feathery streaks at high altitude?
Correct Answer: Option A
Explanation:
Cirrus clouds are high-altitude ice-crystal clouds with a feathery appearance.
Cirrus clouds are high-altitude ice-crystal clouds with a feathery appearance.
This question belongs to:
Geography GK
Physical Geography
Question #236
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The percentage of water present in the oceans is approximately:
Correct Answer: Option A
Explanation:
About 97% of the Earth's water is found in oceans and is saline, leaving only about 3% as freshwater.
About 97% of the Earth's water is found in oceans and is saline, leaving only about 3% as freshwater.
This question belongs to:
Geography GK
Physical Geography
Question #237
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The salinity of ocean water is usually expressed in:
Correct Answer: Option D
Explanation:
Ocean salinity is commonly measured in parts per thousand (‰), averaging about 35‰.
Ocean salinity is commonly measured in parts per thousand (‰), averaging about 35‰.
This question belongs to:
Geography GK
Physical Geography
Question #238
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Which of the following is the largest freshwater lake by volume?
Correct Answer: Option C
Explanation:
Lake Baikal in Russia contains about 20% of the world's unfrozen freshwater.
Lake Baikal in Russia contains about 20% of the world's unfrozen freshwater.
This question belongs to:
Geography GK
Physical Geography
Question #239
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The term 'water table' refers to:
Correct Answer: Option B
Explanation:
The water table is the upper boundary of the zone where soil and rock are fully saturated with groundwater.
The water table is the upper boundary of the zone where soil and rock are fully saturated with groundwater.
This question belongs to:
Geography GK
Physical Geography
Question #240
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Which biome receives the highest annual rainfall?
Correct Answer: Option C
Explanation:
Tropical rainforests receive heavy rainfall throughout the year, often exceeding 200 cm annually.
Tropical rainforests receive heavy rainfall throughout the year, often exceeding 200 cm annually.
This question belongs to:
Geography GK
Physical Geography
