Competitive Exam MCQs Quiz _Topic - Earth

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1. What is the shape of the Earth? Perfect sphere Geoid Flat circle Cylinder

Correct Answer: Geoid

2. Earth is the ___ planet from the Sun. Second Third Fourth Fifth

Correct Answer: Third

3. Which layer of Earth do we live on? Crust Mantle Core Inner core

Correct Answer: Crust

4. The center of the Earth is called: Crust Mantle Core Surface

Correct Answer: Core

5. The Earth takes how many hours to rotate once? 24 hours 12 hours 48 hours 30 hours

Correct Answer: 24 hours

6. The Earth takes how many days to revolve around the Sun? 300 365 200 400

Correct Answer: 365

7. Which natural satellite orbits Earth? Mars Venus Moon Mercury

Correct Answer: Moon

8. Most of Earth’s surface is covered by: Water Sand Ice Forest

Correct Answer: Water

9. About how much of Earth is covered by water? 50% 71% 40% 30%

Correct Answer: 71%

10. The Earth’s atmosphere mainly contains: Nitrogen Oxygen Carbon dioxide Hydrogen

Correct Answer: Nitrogen

11. What protects Earth from harmful rays of the Sun? Clouds Ozone layer Oceans Mountains

Correct Answer: Ozone layer

12. Which is the largest ocean on Earth? Atlantic Ocean Pacific Ocean Indian Ocean Arctic Ocean

Correct Answer: Pacific Ocean

13. Which is the largest continent on Earth? Africa Asia Europe Antarctica

Correct Answer: Asia

14. Which line divides Earth into Northern and Southern Hemispheres? Prime Meridian Equator Tropic of Cancer Tropic of Capricorn

Correct Answer: Equator

15. The imaginary line passing through the North and South Poles is called: Axis Orbit Latitude Equator

Correct Answer: Axis

16. Earth rotates from: West to East East to West North to South South to North

Correct Answer: West to East

17. What causes day and night on Earth? Revolution Rotation Gravity Seasons

Correct Answer: Rotation

18. What causes seasons on Earth? Rotation Revolution Earthquake Wind

Correct Answer: Revolution

19. The thin layer of air surrounding Earth is called: Atmosphere Lithosphere Hydrosphere Biosphere

Correct Answer: Atmosphere

20. Which sphere of Earth contains water? Lithosphere Hydrosphere Atmosphere Biosphere

Correct Answer: Hydrosphere

21. Which layer of Earth is made of solid rock? Lithosphere Hydrosphere Atmosphere Biosphere

Correct Answer: Lithosphere

22. Which is the highest mountain on Earth? K2 Mount Everest Kangchenjunga Makalu

Correct Answer: Mount Everest

23. Which is the longest river in the world? Nile River Amazon River Yangtze River Mississippi River

Correct Answer: Nile River

24. Which ocean lies between Africa and Australia? Pacific Ocean Indian Ocean Atlantic Ocean Arctic Ocean

Correct Answer: Indian Ocean

25. The Earth's gravity pulls objects: Upward Toward the center of Earth Away from Earth Sideways

Correct Answer: Toward the center of Earth

26. Which gas do plants use from the atmosphere? Oxygen Carbon dioxide Nitrogen Hydrogen

Correct Answer: Carbon dioxide

27. Which part of Earth contains living organisms? Atmosphere Lithosphere Biosphere Core

Correct Answer: Biosphere

28. Which pole is located at the bottom of Earth? North Pole South Pole East Pole West Pole

Correct Answer: South Pole

29. The Equator divides Earth into: Northern and Southern Hemispheres Eastern and Western Hemispheres Upper and Lower halves Land and water halves

Correct Answer: Northern and Southern Hemispheres

30. Which force keeps planets moving around the Sun? Wind Gravity Magnetism Pressure

Correct Answer: Gravity

31. What is the imaginary line that divides Earth into Eastern and Western Hemispheres? Equator Prime Meridian Tropic of Cancer Arctic Circle

Correct Answer: Prime Meridian

32. Which layer of Earth lies below the crust? Core Mantle Atmosphere Hydrosphere

Correct Answer: Mantle

33. Which is the coldest continent on Earth? Asia Europe Antarctica Africa

Correct Answer: Antarctica

34. What is the largest desert on Earth? Sahara Desert Antarctic Desert Gobi Desert Arabian Desert

Correct Answer: Antarctic Desert

35. Which ocean is the smallest on Earth? Indian Ocean Atlantic Ocean Arctic Ocean Pacific Ocean

Correct Answer: Arctic Ocean

36. Which continent is known as the “Dark Continent”? Asia Africa Europe Australia

Correct Answer: Africa

37. Which continent is also called a country? Asia Europe Australia Antarctica

Correct Answer: Australia

38. What percentage of Earth’s surface is land? 29% 50% 40% 60%

Correct Answer: 29%

39. The movement of Earth around the Sun is called: Rotation Revolution Orbit Gravity

Correct Answer: Revolution

40. What is the main source of energy for Earth? Moon Sun Stars Wind

Correct Answer: Sun

41. Which layer of the Earth lies just below the crust? Core Mantle Lithosphere Atmosphere

Correct Answer: Mantle

42. What percentage of Earth's surface is covered by water? 50% 60% 71% 80%

Correct Answer: 71%

43. What is the name of the supercontinent that existed millions of years ago? Gondwana Pangaea Laurasia Eurasia

Correct Answer: Pangaea

44. Which gas protects Earth from harmful ultraviolet radiation? Oxygen Ozone Carbon Dioxide Nitrogen

Correct Answer: Ozone

45. Which ocean is the deepest in the world? Pacific Ocean Atlantic Ocean Indian Ocean Arctic Ocean

Correct Answer: Pacific Ocean

46. What is the outermost layer of the Earth called? Crust Mantle Core Inner Core

Correct Answer: Crust

47. What is the imaginary line that divides Earth into Northern and Southern Hemispheres? Equator Prime Meridian Tropic of Cancer Arctic Circle

Correct Answer: Equator

48. Which continent has the largest population? Asia Africa Europe North America

Correct Answer: Asia

49. What causes earthquakes? Movement of tectonic plates Ocean currents Wind pressure Rainfall

Correct Answer: Movement of tectonic plates

50. Which is the highest mountain on Earth? Mount Everest K2 Kangchenjunga Lhotse

Correct Answer: Mount Everest

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