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CBSE Class 3  >  Class 3 Test  >  GK Olympiad  >  Olympiad Test Level 2: Earth and Its Environment- 1 - Class 3 MCQ

Olympiad Test Level 2: Earth and Its Environment- 1 Class 3 GK MCQs & solutions


MCQ Practice Test & Solutions: Olympiad Test Level 2: Earth and Its Environment- 1 (10 Questions)

You can prepare effectively for Class 3 GK Olympiad for Class 3 with this dedicated MCQ Practice Test (available with solutions) on the important topic of "Olympiad Test Level 2: Earth and Its Environment- 1". These 10 questions have been designed by the experts with the latest curriculum of Class 3 2026, to help you master the concept.

Test Highlights:

  • - Format: Multiple Choice Questions (MCQ)
  • - Duration: 20 minutes
  • - Number of Questions: 10

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Olympiad Test Level 2: Earth and Its Environment- 1 - Question 1
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The ozone layer of atmosphere is a layer of ____________.

Detailed Solution: Question 1

The ozone layer is mainly made up of oxygen gas, Ozone protects the life on Earth from the sun's ultraviolet radiations.

Olympiad Test Level 2: Earth and Its Environment- 1 - Question 2
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In which layer of Earth is iron and nickel in solid state?

Detailed Solution: Question 2

Because of excess pressure below, even after the hot temperature, the metals are present in solid state in inner core of the Earth.

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Olympiad Test Level 2: Earth and Its Environment- 1 - Question 3
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In which direction does the Earth rotates on its own axis?

Detailed Solution: Question 3

This is why, the sun appears to rise in the east and set in the west.

Olympiad Test Level 2: Earth and Its Environment- 1 - Question 4
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Crust is the ____________ part of the Earth.

Detailed Solution: Question 4

The topmost layer of the Earth’s surface is the coolest one.

Olympiad Test Level 2: Earth and Its Environment- 1 - Question 5
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The circular flow of fast-moving winds are called ____________.

Detailed Solution: Question 5

The circular flow (winds moving in a circle) of fastmoving winds are called a cyclone.

Olympiad Test Level 2: Earth and Its Environment- 1 - Question 6
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What is the range of temperature of outer core of the Earth?

Detailed Solution: Question 6

The range of temperature of outer core of the Earth is 4400°C - 5000°C. The outer core is about 2,200 kilometers (1,367 miles) thick.

Olympiad Test Level 2: Earth and Its Environment- 1 - Question 7
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The inner core of the Earth is the hottest part of the Earth. In which state of matter, is the inner core of the Earth?

Detailed Solution: Question 7

Because of excess pressure below, even after the hot temperature, the metals are present in solid state in the inner core of the earth.

Olympiad Test Level 2: Earth and Its Environment- 1 - Question 8
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Which of these is a bright yellow- coloured gemstone?

Detailed Solution: Question 8

Sapphire and turquoise are blue-coloured while pearl is white in colour.

Olympiad Test Level 2: Earth and Its Environment- 1 - Question 9
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When it is winter in the northern hemisphere, it is summer in the _____________ hemisphere.

Detailed Solution: Question 9

The seasons are opposites in the two hemispheres of the Earth divided by the equator.

Olympiad Test Level 2: Earth and Its Environment- 1 - Question 10
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The movement of tectonic plates causes

Detailed Solution: Question 10

The tectonic plated collide with each other which causes earthquakes and volcanoes.

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About this Class 3 Practice Test

This test contains 10 MCQs on Olympiad Test Level 2: Earth and Its Environment- 1 with detailed solutions for each question. It is part of the GK Olympiad for Class 3 course on EduRev, designed to align with the current Class 3 syllabus. Each solution explains not just the correct answer but also gives you an understanding of the topic — not just to attempt the question but also help you prepare for the exam with practice.

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If you found this Olympiad Test Level 2: Earth and Its Environment- 1 MCQ Test helpful, you can further enhance your Class 3 preparation with in-depth courses on EduRev, for all the subjects and topics available in GK Olympiad for Class 3 course. The course offers:
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