Class 6 Civics Oceans and Continents MCQs
1. Which ocean is the largest on Earth?
(A) Indian Ocean
(B) Atlantic Ocean
(C) Pacific Ocean
(D) Arctic Ocean
Answer
Answer: (C) Pacific Ocean
2. What percentage of the Earth’s surface is covered by water?
(A) 50%
(B) 60%
(C) 70%
(D) 80%
Answer
Answer: (C) 70%
3. Which ocean lies to the west of India?
(A) Pacific Ocean
(B) Atlantic Ocean
(C) Southern Ocean
(D) Arabian Sea
Answer
Answer: (D) Arabian Sea
4. What is the term for a large body of land surrounded by water on all sides?
(A) Island
(B) Continent
(C) Peninsula
(D) Ocean
Answer
Answer: (A) Island
5. Which of the following continents is the coldest?
(A) Africa
(B) Asia
(C) Antarctica
(D) Australia
Answer
Answer: (C) Antarctica
6. Which ocean is known to be the smallest?
(A) Southern Ocean
(B) Arctic Ocean
(C) Atlantic Ocean
(D) Indian Ocean
Answer
Answer: (B) Arctic Ocean
7. What is the approximate proportion of water to land in the Northern Hemisphere?
(A) 70% water, 30% land
(B) 50% water, 50% land
(C) 30% water, 70% land
(D) 40% water, 60% land
Answer
Answer: (A) 70% water, 30% land
8. Which ocean has the highest influence on the Indian subcontinent’s climate?
(A) Arctic Ocean
(B) Pacific Ocean
(C) Atlantic Ocean
(D) Indian Ocean
Answer
Answer: (D) Indian Ocean
9. What phenomenon causes a huge wave generally triggered by an earthquake or volcanic eruption?
(A) Cyclone
(B) Hurricane
(C) Tsunami
(D) Typhoon
Answer
Answer: (C) Tsunami
10. Which two seas are part of the Indian Ocean, flanking India on either side?
(A) Arabian Sea and Red Sea
(B) Bay of Bengal and Andaman Sea
(C) Arabian Sea and Bay of Bengal
(D) South China Sea and Arabian Sea
Answer
Answer: (C) Arabian Sea and Bay of Bengal
11. Which ocean is the third largest in the world?
(A) Pacific Ocean
(B) Indian Ocean
(C) Atlantic Ocean
(D) Southern Ocean
Answer
Answer: (B) Indian Ocean
12. Which ocean is connected to the Bay of Bengal on the eastern side of India?
(A) Pacific Ocean
(B) Arctic Ocean
(C) Indian Ocean
(D) Atlantic Ocean
Answer
Answer: (C) Indian Ocean
13. What is the name of the large oceanic disaster caused by underwater earthquakes or volcanic eruptions?
(A) Tsunami
(B) Cyclone
(C) Tornado
(D) Hurricane
Answer
Answer: (A) Tsunami
14. Which ocean is considered the second largest?
(A) Indian Ocean
(B) Atlantic Ocean
(C) Pacific Ocean
(D) Arctic Ocean
Answer
Answer: (B) Atlantic Ocean
15. What is the smallest continent in terms of land area?
(A) Australia
(B) Antarctica
(C) Africa
(D) Europe
Answer
Answer: (A) Australia
16. Which continent is known to be the coldest?
(A) Asia
(B) Africa
(C) Antarctica
(D) Australia
Answer
Answer: (C) Antarctica
17. How many continents are there if we consider North and South America as one continent?
(A) Four
(B) Five
(C) Six
(D) Seven
Answer
Answer: (B) Five
18. Which continent is the largest in terms of land area?
(A) North America
(B) Asia
(C) Europe
(D) Africa
Answer
Answer: (B) Asia
19. Which continent is sometimes referred to as ‘Eurasia’?
(A) Europe and Asia
(B) North and South America
(C) Australia and Asia
(D) Africa and Asia
Answer
Answer: (A) Europe and Asia
20. What is the main source of monsoon rains in India?
(A) Mountains
(B) Oceans
(C) Forests
(D) Rivers
Answer
Answer: (B) Oceans
21. Which island group is located in the Arabian Sea?
(A) Andaman and Nicobar Islands
(B) Lakshadweep Islands
(C) Seychelles
(D) Maldives
Answer
Answer: (B) Lakshadweep Islands
22. Greenland, the largest island in the world, is part of which continent?
(A) Asia
(B) North America
(C) Europe
(D) Antarctica
Answer
Answer: (B) North America
23. Which continent is home to the world’s largest desert?
(A) Africa
(B) Australia
(C) Asia
(D) Antarctica
Answer
Answer: (D) Antarctica
24. How many islands does India have approximately?
(A) 1300
(B) 500
(C) 2000
(D) 1500
Answer
Answer: (A) 1300
25. Which Indian research base was established in Antarctica in 1983?
(A) Bharati
(B) Maitri
(C) Dakshin Gangotri
(D) Gangotri
Answer
Answer: (C) Dakshin Gangotri
26. Which country established its first scientific base station in Antarctica called ‘Dakshin Gangotri’?
(A) United States
(B) India
(C) Russia
(D) China
Answer
Answer: (B) India
27. In which year did India establish its first scientific base station in Antarctica?
(A) 1981
(B) 1983
(C) 1985
(D) 1990
Answer
Answer: (B) 1983
28. Which of the following islands are part of the Bay of Bengal?
(A) Lakshadweep Islands
(B) Seychelles
(C) Andaman and Nicobar Islands
(D) Maldives
Answer
Answer: (C) Andaman and Nicobar Islands
29. What is the primary source of oxygen production in the world?
(A) Forests
(B) Oceans
(C) Mountains
(D) Deserts
Answer
Answer: (B) Oceans
30. Which ocean is called the ‘lungs of the planet’ due to its role in oxygen production?
(A) Atlantic Ocean
(B) Pacific Ocean
(C) Indian Ocean
(D) All oceans
Answer
Answer: (D) All oceans
31. Which continent is often referred to as the ‘white desert’?
(A) Asia
(B) Antarctica
(C) Africa
(D) Australia
Answer
Answer: (B) Antarctica
32. What is the biggest threat to marine life, according to the United Nations?
(A) Climate change
(B) Overfishing
(C) Plastic pollution
(D) Oil spills
Answer
Answer: (C) Plastic pollution
33. Which international event is dedicated to raising awareness about the role of oceans in our daily life?
(A) World Water Day
(B) Earth Day
(C) World Oceans Day
(D) Environment Day
Answer
Answer: (C) World Oceans Day
34. What percentage of the Earth’s oxygen is produced by the oceans’ flora?
(A) Less than 25%
(B) Around 50%
(C) More than 50%
(D) 75%
Answer
Answer: (C) More than 50%
35. Which human activity is considered a major cause of marine life decline?
(A) Deforestation
(B) Overfishing
(C) Agriculture
(D) Urbanization
Answer
Answer: (B) Overfishing
36. What natural disaster often originates in the ocean and is caused by underwater earthquakes or volcanic eruptions?
(A) Tornado
(B) Cyclone
(C) Tsunami
(D) Hurricane
Answer
Answer: (C) Tsunami
37. Which continent is known for having both the Sahara, the largest hot desert, and the Kalahari Desert?
(A) Australia
(B) Africa
(C) Asia
(D) North America
Answer
Answer: (B) Africa
38. Which organization is responsible for managing natural disasters in India?
(A) National Disaster Relief Force
(B) National Oceanic and Atmospheric Administration
(C) Indian Ocean Tsunami Warning System
(D) National Disaster Management Authority
Answer
Answer: (D) National Disaster Management Authority
39. Which island group is located in the Arabian Sea and consists of over 36 islands?
(A) Andaman and Nicobar Islands
(B) Lakshadweep Islands
(C) Maldives
(D) Seychelles
Answer
Answer: (B) Lakshadweep Islands
40. Which continent is often associated with the vast Sahara Desert?
(A) Australia
(B) Asia
(C) Africa
(D) North America
Answer
Answer: (C) Africa
41. Which ocean’s southern boundary is connected to the Southern Ocean?
(A) Pacific Ocean
(B) Atlantic Ocean
(C) Indian Ocean
(D) Arctic Ocean
Answer
Answer: (C) Indian Ocean
42. What role do oceans play in the climate of the Earth?
(A) They produce electricity
(B) They regulate temperature and support marine life
(C) They cause only natural disasters
(D) They provide fresh water directly to continents
Answer
Answer: (B) They regulate temperature and support marine life
43. What is the main reason oceans are referred to as the ‘lungs of the planet’?
(A) They absorb heat
(B) They provide rainfall
(C) They produce oxygen
(D) They regulate the food chain
Answer
Answer: (C) They produce oxygen
44. What is the main cause of tsunamis?
(A) Tornadoes
(B) Volcanic eruptions
(C) Underwater earthquakes
(D) Cyclones
Answer
Answer: (C) Underwater earthquakes
45. Which continent is home to the Andes, the longest mountain range in the world?
(A) North America
(B) Asia
(C) South America
(D) Africa
Answer
Answer: (C) South America
46. How many continents are generally considered when combining Europe and Asia into ‘Eurasia’?
(A) Six
(B) Seven
(C) Five
(D) Four
Answer
Answer: (A) Six
47. Which sea is located to the west of India?
(A) Bay of Bengal
(B) Arabian Sea
(C) Red Sea
(D) Mediterranean Sea
Answer
Answer: (B) Arabian Sea
48. Which ocean is known for having the largest diversity of marine life?
(A) Atlantic Ocean
(B) Indian Ocean
(C) Pacific Ocean
(D) Southern Ocean
Answer
Answer: (C) Pacific Ocean
49. Which desert is the largest in the world?
(A) Sahara Desert
(B) Gobi Desert
(C) Kalahari Desert
(D) Antarctic Desert
Answer
Answer: (D) Antarctic Desert
50. Which island group of India is located in the Bay of Bengal?
(A) Lakshadweep Islands
(B) Maldives
(C) Andaman and Nicobar Islands
(D) Seychelles
Answer
Answer: (C) Andaman and Nicobar Islands
51. What percentage of the Earth’s surface is covered by oceans?
(A) 50%
(B) 60%
(C) 70%
(D) 80%
Answer
Answer: (C) 70%
52. Which continent has the highest number of islands surrounding it?
(A) Australia
(B) North America
(C) Asia
(D) Europe
Answer
Answer: (C) Asia
53. Which ocean surrounds Antarctica?
(A) Pacific Ocean
(B) Indian Ocean
(C) Southern Ocean
(D) Atlantic Ocean
Answer
Answer: (C) Southern Ocean
54. Which Indian research station is located in Antarctica?
(A) Dakshin Gangotri
(B) Bharati
(C) Maitri
(D) Rajnath Base
Answer
Answer: (B) Bharati
55. What is the primary reason for the importance of oceans in regulating Earth’s climate?
(A) Oceans produce oxygen
(B) Oceans regulate global temperatures and weather patterns
(C) Oceans provide fresh water
(D) Oceans control the Earth’s rotation
Answer
Answer: (B) Oceans regulate global temperatures and weather patterns
56. What is the name given to the largest island in the world?
(A) Australia
(B) Greenland
(C) Antarctica
(D) Iceland
Answer
Answer: (B) Greenland
57. Which continent is known for having a significant portion of the world’s freshwater in the form of glaciers?
(A) Asia
(B) South America
(C) Antarctica
(D) North America
Answer
Answer: (C) Antarctica
58. Which ocean is considered the second largest in the world?
(A) Pacific Ocean
(B) Indian Ocean
(C) Atlantic Ocean
(D) Southern Ocean
Answer
Answer: (C) Atlantic Ocean
59. Which of the following seas is located to the east of India?
(A) Arabian Sea
(B) Bay of Bengal
(C) Red Sea
(D) Mediterranean Sea
Answer
Answer: (B) Bay of Bengal
60. What is the primary component of seawater that makes it unfit for human consumption?
(A) Sediment
(B) Chlorine
(C) Salt
(D) Bacteria
Answer
Answer: (C) Salt
61. Which of the following statements is true about the Arctic Ocean?
(A) It is the largest ocean.
(B) It is the smallest ocean.
(C) It has the warmest waters.
(D) It is located entirely in the Southern Hemisphere.
Answer
Answer: (B) It is the smallest ocean.
62. Which country has the most extensive coastline in the world?
(A) India
(B) Australia
(C) Canada
(D) Russia
Answer
Answer: (C) Canada
63. How many major oceans are there in the world?
(A) Three
(B) Four
(C) Five
(D) Six
Answer
Answer: (C) Five
64. What term is used for a large continuous expanse of land?
(A) Island
(B) Continent
(C) Peninsula
(D) Archipelago
Answer
Answer: (B) Continent
65. Which ocean is primarily located in the Southern Hemisphere?
(A) Arctic Ocean
(B) Atlantic Ocean
(C) Indian Ocean
(D) Pacific Ocean
Answer
Answer: (D) Pacific Ocean
66. Which continent is considered the ‘land of extremes’ due to its diverse climates?
(A) Africa
(B) Asia
(C) Australia
(D) North America
Answer
Answer: (A) Africa
67. What is the name of the phenomenon where warm ocean waters affect climate patterns?
(A) El Niño
(B) Tsunami
(C) Cyclone
(D) Monsoon
Answer
Answer: (A) El Niño