Natural Features of the World

Attempt the quiz above first, then review every question with its correct answer and a short explanation below.

1. Q1.Which is the largest continent of the world by area?

   • A.Africa
   • B.Asia✓ Correct Answer
   • C.North America
   • D.Europe

   Explanation: Asia covers about 44 million sq km.

2. Q2.Which is the largest ocean of the world?

   • A.Atlantic Ocean
   • B.Indian Ocean
   • C.Arctic Ocean
   • D.Pacific Ocean✓ Correct Answer

   Explanation: The Pacific covers nearly one-third of the Earth's surface.

3. Q3.Which is the highest mountain peak in the world above sea level?

   • A.K2
   • B.Kanchenjunga
   • C.Makalu
   • D.Mount Everest✓ Correct Answer

   Explanation: Everest is about 8,849 m high.

4. Q4.Which is the largest hot desert of the world?

   • A.Arabian
   • B.Sahara✓ Correct Answer
   • C.Kalahari
   • D.Gobi

   Explanation: The Sahara in North Africa covers over 9 million sq km.

5. Q5.Which is the largest island in the world?

   • A.Greenland✓ Correct Answer
   • B.Madagascar
   • C.Borneo
   • D.New Guinea

   Explanation: Australia is counted as a continent, not an island.

6. Q6.Which is the deepest known point of the oceans?

   • A.Java Trench
   • B.Puerto Rico Trench
   • C.Mariana Trench✓ Correct Answer
   • D.Tonga Trench

   Explanation: The Challenger Deep in the Mariana Trench is nearly 11 km deep.

7. Q7.Which is the largest lake in the world by surface area?

   • A.Lake Superior
   • B.Caspian Sea✓ Correct Answer
   • C.Lake Victoria
   • D.Lake Baikal

   Explanation: The Caspian is an inland saltwater lake.

8. Q8.Which is the deepest lake in the world?

   • A.Lake Tanganyika
   • B.Lake Baikal✓ Correct Answer
   • C.Lake Superior
   • D.Caspian Sea

   Explanation: Baikal in Russia is over 1,600 m deep.

9. Q9.Which is the highest waterfall in the world?

   • A.Angel Falls✓ Correct Answer
   • B.Niagara Falls
   • C.Victoria Falls
   • D.Iguazu Falls

   Explanation: Angel Falls in Venezuela drops about 979 m.

10. Q10.Which river carries the largest volume of water in the world?

    • A.Nile
    • B.Mississippi
    • C.Yangtze
    • D.Amazon✓ Correct Answer

    Explanation: The Amazon discharges more than the next several rivers combined.

11. Q11.Which is the highest navigable lake in the world?

    • A.Lake Baikal
    • B.Lake Victoria
    • C.Lake Titicaca✓ Correct Answer
    • D.Lake Geneva

    Explanation: It lies in the Andes on the Peru-Bolivia border.

12. Q12.Which is the largest desert in the world, counting cold deserts?

    • A.Sahara
    • B.Arctic Desert
    • C.Gobi
    • D.Antarctic Desert✓ Correct Answer

    Explanation: Antarctica receives very little precipitation.

13. Q13.Which is the second highest peak in the world?

    • A.Kanchenjunga
    • B.Lhotse
    • C.K2 (Godwin-Austen)✓ Correct Answer
    • D.Nanga Parbat

    Explanation: K2 in the Karakoram is about 8,611 m.

14. Q14.Which is the largest coral reef system in the world?

    • A.Great Barrier Reef✓ Correct Answer
    • B.Belize Barrier Reef
    • C.Red Sea Reef
    • D.Andros Reef

    Explanation: It lies off the coast of Queensland, Australia.

15. Q15.Which is the lowest land point on the Earth's surface?

    • A.Dead Sea shore✓ Correct Answer
    • B.Caspian shore
    • C.Death Valley
    • D.Lake Eyre

    Explanation: The Dead Sea shore is over 400 m below sea level.

16. Q16.Which is the largest bay in the world by area?

    • A.Bay of Bengal✓ Correct Answer
    • B.Hudson Bay
    • C.Gulf of Mexico
    • D.Persian Gulf

    Explanation: The Bay of Bengal is the largest bay by area.

17. Q17.Which is the largest freshwater lake in the world by surface area?

    • A.Lake Victoria
    • B.Lake Huron
    • C.Lake Superior✓ Correct Answer
    • D.Lake Baikal

    Explanation: It is one of the North American Great Lakes.

18. Q18.Which mountain is the tallest in the world when measured from its base to its peak?

    • A.Mount Everest
    • B.Mauna Kea✓ Correct Answer
    • C.Denali
    • D.Kilimanjaro

    Explanation: Most of Mauna Kea in Hawaii lies below the sea.

19. Q19.Which is the highest plateau in the world?

    • A.Deccan Plateau
    • B.Colorado Plateau
    • C.Tibetan Plateau✓ Correct Answer
    • D.Ethiopian Plateau

    Explanation: It is called the Roof of the World.

20. Q20.Which is the largest gulf in the world by area?

    • A.Persian Gulf
    • B.Gulf of Aden
    • C.Gulf of Guinea
    • D.Gulf of Mexico✓ Correct Answer

    Explanation: It lies between the USA, Mexico and Cuba.