Topic outline

    • Major Landforms of the Earth

      Q1. Fill in the blanks.

                             i.        The Himalayas, the Alps and the Andes are mountain ranges of Asia, Europe and South America, respectively.

                            ii.        The Jog falls in Karnataka.

                           iii.        The Deccan plateau in India is one of the oldest plateaus.

                           iv.        As we go higher, the climate becomes colder.

                            v.        The Appalachians in North America have rounded features and low elevation.

                           vi.        Mauna Kea (Hawaii) in the Pacific Ocean is an undersea mountain.


      Q2. True/False

                               i.        Mt.Kilimanjaro is in Africa. True

                              ii.        The Hundru Falls is in the Chhotanagpur plateau on the river Subarnarekha. True

                             iii.        Many of the mining areas in the world are located in the plains areas. False

                             iv.        Mountains vary in their heights and shape. True

                              v.        Volcanic mountains are formed due to erosion. False

                            vi.        The river valleys and terraces are ideal for cultivation of crops. True

      Q3. Which is the oldest plateau in India?

      Ans. Deccan Plateau


      Q4. What do you mean by horsts?

      Ans. The uplifted blocks are termed as horsts.


      Q5. Define mountain range.

      Ans. Mountains may be arranged in a line known as range.


      Q6. What do you mean by graben?

      Ans. The lowered blocks are called graben.


      Q7. Name the old fold mountain of Russia.

      Ans. The Ural Mountain


      Q8. Name the river on which Hundru falls is located.

      Ans. River Subarnarekha

      Q9. Which is the highest peak in the world?

      Ans. Mount Everest is the highest peak in the world.


      Q10. Where is Jog Falls located?

      Ans. Karnataka


      Q11. Name the place where Rope Bridge is situated.

      Ans. Arunachal Pradesh


      Q12. Write one mountain range of Europe.

      Ans. The Alps


      Q13. How are Volcanic Mountains formed?

      Ans. Volcanic Mountains are formed due to volcanic activity.


      Q14. Write one important feature of young fold mountains.

      Ans. They have rugged relief and high conical peaks.


      Q15. Where is Mauna Kea (Hawaii)?

      Ans. Mauna Kea (Hawaii) is in the Pacific Ocean.

      Q16. Which plateau is famous for gold and diamond mining?

      Ans. African plateau is famous for gold and diamond mining.


      Q17. Which is the India’s most densely populated plain?

      Ans. Indo-Gangetic plains are the most densely populated plain of the India.


      Q18. Less land is available for farming on mountains. Give reason.

      Ans. As slopes are steep on mountains, less land is available for farming.


      Q19. Write few examples of young fold mountains.

      Ans. Examples of young fold mountains: The Himalayan Mountains and The Alps.


      Q20. Which is one of the oldest fold mountain systems in the world?

      Ans. The Aravali range in India is one of the oldest fold mountain systems in the world.


      Q21. Write examples of Block Mountains.

      Ans. The Rhine valley and the Vosges Mountain in Europe are examples of such mountain systems.


      Q22. What are glaciers?

      Ans. In some mountains, there are permanently frozen rivers of ice. They are called glaciers.


      Q23. Write examples of volcanic mountains.

      Ans. Mt.Kilimanjaro in Africa and Mt.Fujiyama in Japan are examples of volcanic mountains.


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