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Himalayan Geology and Geomorphology

Description: Himalayan Geology and Geomorphology Quiz
Number of Questions: 15
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Tags: himalayan geology geomorphology indian environment
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Which of the following is the highest peak in the Himalayas?

  1. Mount Everest

  2. K2

  3. Kangchenjunga

  4. Lhotse


Correct Option: A
Explanation:

Mount Everest, with a peak elevation of 8,848.86 meters (29,031.7 feet), is the highest peak in the Himalayas and the world.

What is the approximate age of the Himalayas?

  1. 50 million years

  2. 100 million years

  3. 200 million years

  4. 300 million years


Correct Option: A
Explanation:

The Himalayas are a relatively young mountain range, formed approximately 50 million years ago as a result of the collision between the Indian and Eurasian plates.

Which of the following is NOT a major river system that originates in the Himalayas?

  1. Ganges

  2. Indus

  3. Brahmaputra

  4. Yangtze


Correct Option: D
Explanation:

The Yangtze River originates in the Tibetan Plateau, not in the Himalayas. The Ganges, Indus, and Brahmaputra rivers all originate in the Himalayas.

What is the term for the process by which rocks and sediments are eroded and transported by glaciers?

  1. Glacial erosion

  2. Glacial deposition

  3. Glacial till

  4. Periglacial processes


Correct Option: A
Explanation:

Glacial erosion is the process by which glaciers erode and transport rocks and sediments. Glacial deposition is the process by which glaciers deposit these materials. Glacial till is a type of sediment deposited by glaciers. Periglacial processes are processes that occur in areas adjacent to glaciers.

Which of the following is a common landform found in the Himalayas?

  1. Cirque

  2. Moraine

  3. U-shaped valley

  4. All of the above


Correct Option: D
Explanation:

Cirques, moraines, and U-shaped valleys are all common landforms found in the Himalayas. Cirques are bowl-shaped depressions formed by glacial erosion. Moraines are ridges of sediment deposited by glaciers. U-shaped valleys are valleys that have been widened and deepened by glacial erosion.

What is the term for the process by which rocks and sediments are weathered and eroded by wind?

  1. Wind erosion

  2. Wind deposition

  3. Loess

  4. Desert pavement


Correct Option: A
Explanation:

Wind erosion is the process by which rocks and sediments are weathered and eroded by wind. Wind deposition is the process by which wind deposits these materials. Loess is a type of sediment deposited by wind. Desert pavement is a layer of small stones and gravel that forms on the surface of deserts.

Which of the following is a common landform found in deserts?

  1. Sand dunes

  2. Playa lakes

  3. Salt flats

  4. All of the above


Correct Option: D
Explanation:

Sand dunes, playa lakes, and salt flats are all common landforms found in deserts. Sand dunes are mounds of sand formed by wind erosion and deposition. Playa lakes are shallow, ephemeral lakes that form in deserts. Salt flats are areas of land covered in a crust of salt.

What is the term for the process by which rocks and sediments are weathered and eroded by water?

  1. Water erosion

  2. Water deposition

  3. Alluvium

  4. Floodplain


Correct Option: A
Explanation:

Water erosion is the process by which rocks and sediments are weathered and eroded by water. Water deposition is the process by which water deposits these materials. Alluvium is a type of sediment deposited by water. Floodplain is a low-lying area adjacent to a river that is subject to flooding.

Which of the following is a common landform found in river valleys?

  1. Meanders

  2. Oxbow lakes

  3. Levees

  4. All of the above


Correct Option: D
Explanation:

Meanders, oxbow lakes, and levees are all common landforms found in river valleys. Meanders are sinuous bends in a river. Oxbow lakes are former meanders that have been cut off from the main river channel. Levees are natural embankments that form along the banks of a river.

What is the term for the process by which rocks and sediments are weathered and eroded by chemical reactions?

  1. Chemical weathering

  2. Chemical deposition

  3. Laterite

  4. Karst topography


Correct Option: A
Explanation:

Chemical weathering is the process by which rocks and sediments are weathered and eroded by chemical reactions. Chemical deposition is the process by which these materials are deposited. Laterite is a type of soil that forms in tropical regions as a result of chemical weathering. Karst topography is a landscape that is characterized by sinkholes, caves, and underground drainage systems, formed by the chemical weathering of limestone and other soluble rocks.

Which of the following is a common landform found in areas of karst topography?

  1. Sinkholes

  2. Caves

  3. Uvalas

  4. All of the above


Correct Option: D
Explanation:

Sinkholes, caves, and uvalas are all common landforms found in areas of karst topography. Sinkholes are depressions in the land surface that form when the roof of a cave collapses. Caves are underground passages that are formed by the chemical weathering of limestone and other soluble rocks. Uvalas are large, closed depressions that are formed by the coalescence of multiple sinkholes.

What is the term for the process by which rocks and sediments are weathered and eroded by biological activity?

  1. Biological weathering

  2. Biological deposition

  3. Bioturbation

  4. Pedogenesis


Correct Option: A
Explanation:

Biological weathering is the process by which rocks and sediments are weathered and eroded by biological activity. Biological deposition is the process by which these materials are deposited. Bioturbation is the mixing of soil and sediment by organisms. Pedogenesis is the process of soil formation.

Which of the following is a common landform found in areas of biological weathering?

  1. Termite mounds

  2. Ant hills

  3. Earthworm burrows

  4. All of the above


Correct Option: D
Explanation:

Termite mounds, ant hills, and earthworm burrows are all common landforms found in areas of biological weathering. Termite mounds are large structures built by termites out of soil and other materials. Ant hills are smaller structures built by ants out of soil and other materials. Earthworm burrows are tunnels dug by earthworms in the soil.

What is the term for the process by which rocks and sediments are weathered and eroded by the combined action of physical, chemical, and biological processes?

  1. Weathering

  2. Erosion

  3. Denudation

  4. All of the above


Correct Option: D
Explanation:

Weathering is the process by which rocks and sediments are broken down into smaller pieces. Erosion is the process by which these materials are transported from one place to another. Denudation is the process by which the Earth's surface is lowered by weathering and erosion. All of these processes are interrelated and work together to shape the Earth's surface.

Which of the following is a common landform found on the Earth's surface?

  1. Mountains

  2. Valleys

  3. Rivers

  4. All of the above


Correct Option: D
Explanation:

Mountains, valleys, and rivers are all common landforms found on the Earth's surface. Mountains are elevated areas of land. Valleys are low-lying areas of land between mountains. Rivers are channels of water that flow across the Earth's surface.

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