These Geomorphic Processes Important Questions cover important NCERT concepts related to geomorphic processes, weathering, mass movements, erosion, deposition and landform development.
The chapter-wise questions include MCQs, one-word questions, assertion and reason questions and analytical descriptive questions useful for UPSC, SSC, Railways, State PSC, CUET, CBSE board exams and competitive examinations.
NCERT Page Coverage: Page 50–55
These MCQs from Geomorphic Processes help students revise important concepts related to weathering, erosion, deposition and landform development.
Geomorphic processes are mainly responsible for:
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The forces originating within Earth are called:
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The forces operating on Earth’s surface are called:
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Weathering refers to:
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Mechanical weathering is also known as:
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Which process causes rocks to break due to temperature changes?
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Chemical weathering involves:
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Which process occurs when water reacts with minerals?
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Mass movement refers to:
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The slow downward movement of soil on slopes is called:
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Rapid movement of rocks and debris down slopes is called:
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Running water is an important agent of:
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Which process involves removal of weathered material?
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Depositional landforms are formed due to:
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Biological weathering is caused by:
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Oxidation mainly affects rocks containing:
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Geomorphic processes continuously reshape:
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Which force is mainly responsible for mass movement?
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The wearing away of Earth’s surface is known as:
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Weathering contributes to:
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| Question | Answer | Page Reference |
|---|---|---|
| What processes shape Earth’s surface? | Geomorphic processes | Page 50 |
| What are internal Earth forces called? | Endogenic forces | Page 50 |
| What are surface forces called? | Exogenic forces | Page 50 |
| What is breakdown of rocks in situ called? | Weathering | Page 51 |
| What is another name for mechanical weathering? | Physical weathering | Page 51 |
| Which process breaks rocks due to temperature changes? | Exfoliation | Page 52 |
| Which weathering involves chemical decomposition? | Chemical weathering | Page 53 |
| Which process occurs when water reacts with minerals? | Hydration | Page 53 |
| What is downward movement of debris under gravity called? | Mass movement | Page 54 |
| What is slow movement of soil down slopes called? | Soil creep | Page 54 |
| What is rapid movement of rocks down slopes called? | Landslide | Page 54 |
| Which process removes weathered materials? | Erosion | Page 55 |
| Which process accumulates sediments? | Deposition | Page 55 |
| Which weathering is caused by plants and animals? | Biological weathering | Page 53 |
| Which force mainly causes mass movement? | Gravity | Page 54 |
Assertion (A): Geomorphic processes continuously modify Earth’s surface.
Reason (R): Endogenic and exogenic forces operate simultaneously.
Options:
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Assertion (A): Weathering occurs in situ.
Reason (R): Rocks disintegrate and decompose without transportation.
Options:
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Assertion (A): Exfoliation is a type of mechanical weathering.
Reason (R): Temperature changes cause outer rock layers to peel off.
Options:
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Assertion (A): Chemical weathering changes mineral composition of rocks.
Reason (R): Chemical reactions occur between minerals and water or gases.
Options:
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Assertion (A): Mass movement mainly occurs due to gravity.
Reason (R): Weathered materials move downward along slopes.
Options:
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Assertion (A): Running water causes both erosion and deposition.
Reason (R): Rivers transport and deposit sediments at different locations.
Options:
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Assertion (A): Weathering contributes to soil formation.
Reason (R): Rocks break down into smaller particles over time.
Options:
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Explain the meaning and significance of geomorphic processes.
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Differentiate between endogenic and exogenic forces.
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Explain the concept and types of weathering.
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Discuss the process of mechanical weathering with examples.
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Explain the different types of chemical weathering.
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Discuss the role of biological weathering in landform development.
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Explain the meaning and causes of mass movement.
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Differentiate between soil creep and landslides.
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Explain the role of gravity in geomorphic processes.
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Discuss the processes of erosion and deposition.
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Explain how running water acts as an erosional agent.
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Discuss the contribution of weathering to soil formation.
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Explain the importance of geomorphic processes in shaping Earth’s surface.
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Discuss the relationship between weathering and erosion.
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Explain how geomorphic processes continuously reshape landscapes.
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