Quiz

Oceans and Continents — Quiz

15 questions 15 min Apply concepts

Q1. When seen from outer space, why does the Earth appear mostly blue?
- A. Because the sky reflects on it
- B. Because most of its surface is covered with water
- C. Because of the blue ice at the poles
- D. Because of the colour of the atmosphere
Q2. Although five oceans are listed, the chapter says they are not really separate because
- A. They are all freshwater bodies
- B. The dividing lines are only conventions, and seawater flows across them
- C. They were once joined by ice bridges
- D. Each ocean has the same depth
Q3. On the maps, names like 'sea', 'bay' and 'gulf' refer to
- A. Smaller extensions of the oceans
- B. Large landmasses on continents
- C. Groups of islands
- D. Mountain ranges near the coast
Q4. From the map, the main limits of the Indian Ocean are Asia, Africa, Australia and which ocean to the south?
- A. Arctic Ocean
- B. Atlantic Ocean
- C. Pacific Ocean
- D. Southern Ocean
Q5. On either side of India, the two parts of the Indian Ocean are
- A. Caspian Sea (west) and South China Sea (east)
- B. Bay of Bengal (west) and Arabian Sea (east)
- C. Red Sea (west) and Andaman Sea (east)
- D. Arabian Sea (west) and Bay of Bengal (east)
Q6. Which pairing correctly matches the marine terms to their meaning?
- A. Flora = plants (algae, seaweeds); Fauna = animals (fish, whales)
- B. Flora = animals; Fauna = plants
- C. Flora = fish; Fauna = corals
- D. Flora = water; Fauna = land
Q7. Why are continents NOT counted as islands, even though water surrounds them?
- A. They are so large that they are not considered islands
- B. They are joined to the sea floor
- C. They have no coastline
- D. They contain freshwater lakes
Q8. Geologists often regard Europe and Asia as a single continent, which they call
- A. Afro-Asia
- B. Pangaea
- C. Laurasia
- D. Eurasia
Q9. Why are Europe and Asia generally seen as two continents despite forming one landmass?
- A. A wide ocean separates them
- B. They lie in different hemispheres
- C. For historical and cultural reasons, Europe's evolution differed from Asia's
- D. They are separated by the Equator
Q10. The powerful tsunami of 26 December 2004 that struck India and 13 other countries was caused by an earthquake in
- A. Indonesia
- B. Japan
- C. Sri Lanka
- D. the Maldives
Q11. How do countries try to reduce loss of life from rare but destructive tsunamis?
- A. By collaborating in 'early warning systems' such as the Indian Ocean Tsunami Warning System
- B. By banning fishing
- C. By building higher buildings inland
- D. By stopping all sea trade
Q12. Why is most seawater unfit for consumption by humans and most land animals?
- A. It is too cold
- B. It contains plastic only
- C. It is salty
- D. It has no oxygen
Q13. India's two major island groups, the Andaman & Nicobar and the Lakshadweep, lie respectively in the
- A. Arabian Sea and Bay of Bengal
- B. Indian Ocean and Pacific Ocean
- C. Bay of Bengal and Arabian Sea
- D. Red Sea and Persian Gulf
Q14. India's first scientific base station set up in Antarctica in 1983 was named
- A. Maitri
- B. Himadri
- C. Bharati
- D. Dakshin Gangotri
Q15. The five Olympic rings were chosen to represent which five inhabited continents?
- A. Africa, America, Antarctica, Australia, Europe
- B. Asia, Europe, North America, South America, Antarctica
- C. Africa, America, Asia, Australia, Europe
- D. Africa, Asia, Europe, Antarctica, America

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