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Olympiad Test: Earth and Our Environment - 1 - Class 7 MCQ


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10 Questions MCQ Test - Olympiad Test: Earth and Our Environment - 1

Olympiad Test: Earth and Our Environment - 1 for Class 7 2024 is part of Class 7 preparation. The Olympiad Test: Earth and Our Environment - 1 questions and answers have been prepared according to the Class 7 exam syllabus.The Olympiad Test: Earth and Our Environment - 1 MCQs are made for Class 7 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Olympiad Test: Earth and Our Environment - 1 below.
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Olympiad Test: Earth and Our Environment - 1 - Question 1

What is the main component of the earth's crust?

Detailed Solution for Olympiad Test: Earth and Our Environment - 1 - Question 1

The main mineral constituents of the continental mass are silica and alumina, making up the crust.

Olympiad Test: Earth and Our Environment - 1 - Question 2

What is the primary characteristic of extrusive igneous rocks?

Detailed Solution for Olympiad Test: Earth and Our Environment - 1 - Question 2

Extrusive igneous rocks cool rapidly on the earth's surface, resulting in a fine-grained structure.

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Olympiad Test: Earth and Our Environment - 1 - Question 3

What process creates sedimentary rocks?

Detailed Solution for Olympiad Test: Earth and Our Environment - 1 - Question 3

Sedimentary rocks are formed from the deposition of weathered and eroded materials.

Olympiad Test: Earth and Our Environment - 1 - Question 4

What is the highest waterfall in the world?

Detailed Solution for Olympiad Test: Earth and Our Environment - 1 - Question 4

Angel Falls in Venezuela is the highest waterfall globally.

Olympiad Test: Earth and Our Environment - 1 - Question 5

What landform is created when a river's meander loop is cut off?

Detailed Solution for Olympiad Test: Earth and Our Environment - 1 - Question 5

A meander loop can be cut off from the river, forming an oxbow lake.

Olympiad Test: Earth and Our Environment - 1 - Question 6

What is the primary agent responsible for coastal erosion?

Detailed Solution for Olympiad Test: Earth and Our Environment - 1 - Question 6

Sea waves erode coastal landscapes by striking at rocks.

Olympiad Test: Earth and Our Environment - 1 - Question 7

What is formed when the roof of a sea cave collapses?

Detailed Solution for Olympiad Test: Earth and Our Environment - 1 - Question 7

A stack is formed when the roof of a sea cave collapses.

Olympiad Test: Earth and Our Environment - 1 - Question 8

What do glaciers carve out in the landscape?

Detailed Solution for Olympiad Test: Earth and Our Environment - 1 - Question 8

Glaciers carve out deep hollows in the landscape.

Olympiad Test: Earth and Our Environment - 1 - Question 9

What is a common feature of the landscape in deserts due to wind erosion?

Detailed Solution for Olympiad Test: Earth and Our Environment - 1 - Question 9

Wind erosion in deserts forms sand dunes.

Olympiad Test: Earth and Our Environment - 1 - Question 10

Which force causes the formation of loess?

Detailed Solution for Olympiad Test: Earth and Our Environment - 1 - Question 10

Loess is formed from fine and light sand carried by the wind.

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