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Social Science Shaping of the Earth's Surface Class 9 (Understanding Society India..) Assertion and Reason Questions

Assertion Reasoning Quiz · Class 9 · Social Science · CBSE

Preparing for CBSE

Chapter 2 - Shaping of the Earth's Surface | 5 questions | about 4 minutes

Practise Shaping of the Earth's Surface Class 9 (Understanding Society India..) with Teachoo's Assertion Reasoning Quiz (Class 9 · Social Science · CBSE). Practise these questions in a free interactive quiz with answer feedback.

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Question 1 of 5
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Question 1 of 5

Assertion (A): Mud volcanoes such as the one at Baratang Island erupt only underwater.

Reason (R): Mud volcanoes push out bubbling mud because of natural underground gases and pressure, and the Baratang mud volcano is found on Baratang Island, part of the Andaman and Nicobar Islands.

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Question 2 of 5

Assertion (A): Fold mountains such as the Himalaya are formed at convergent, continent–continent plate boundaries.

Reason (R): At this type of boundary, two continental plates push towards each other and the land folds upward because neither plate easily sinks beneath the other.

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Question 3 of 5

Assertion (A): Underground water can dissolve certain rocks to form caves and sinkholes.

Reason (R): Karst topography is the special landscape of caves and hollows made where underground water dissolves limestone.

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Question 4 of 5

Assertion (A): Coastal landforms such as cliffs and beaches change very slowly compared to landforms shaped by rivers.

Reason (R): Waves constantly work along the coast, both eroding features like cliffs and depositing features like beaches.

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Question 5 of 5

Assertion (A): The theory of plate tectonics explains only the formation of mountains.

Reason (R): Plate boundaries also explain the formation of new crust at divergent boundaries and earthquakes at transform boundaries.

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