Why are rivers important for the country’s economy?

Collegedunia Team logo

Collegedunia Team

Content Curator

Rivers play a crucial role in a country's economy as they provide several key resources and benefits such as water for irrigation and hydropower, transportation routes for goods, opportunities for fishing and recreation, fertile land for agriculture, and drinking water. Additionally, rivers often form the basis for major urban centers, providing a source of jobs and economic growth. Thus, the preservation and responsible management of rivers are crucial to the well-being and prosperity of a country.

Rivers provide numerous benefits, including:

  1. Water supply: Rivers serve as a source of clean drinking water and irrigation water for crops.
  2. Hydropower generation: Rivers provide energy through hydroelectric power plants.
  3. Transportation: Rivers serve as important transportation routes, connecting regions and facilitating trade.
  4. Agriculture: Rivers provide fertile land for agriculture and help support food production.
  5. Ecosystem services: Rivers provide important habitats for plants and animals and help regulate the Earth's climate and water cycles.
  6. Recreational opportunities: Rivers offer opportunities for activities such as fishing, boating, and swimming.
  7. Economic benefits: Rivers often form the basis for major urban centers, providing jobs and contributing to economic growth.

Also read:

CBSE CLASS XII Related Questions

  • 1.
    Draw a labelled two-celled structure of male gametophyte of an angiosperm.
    Name the three layers that surround the cytoplasm of a male gametophyte starting from innermost to outermost layer.
    (iii) Which organic material makes the outermost layer? Mention its advantage.
    (iv) Why is the outermost layer of male gametophyte not continuous ?


      • 2.
        Oogenesis is a discontinuous process that begins before birth and is completed after puberty.
        Trace the development of a gamete mother cell till its release from the ovary during ovulation.
        Name the two pituitary hormones that play an important role in the process.


          • 3.
            In vitro fertilization (IVF) is a popular method these days that is helping childless couples to bear a child.
            Write the different steps that are carried out in this technique.
            Would you consider gamete intra fallopian transfer as a type of IVF? Justify your answer.


              • 4.
                Describe the series of experiments conducted by Frederick Griffith. Comment on the significance of the result obtained.
                State the contribution of Avery, MacLeod and McCarty.


                  • 5.
                    Explain any two basic principles/core techniques on which biotechnology is based.
                    Describe any three key tools used in Recombinant DNA technology.


                      • 6.
                        Describe the experiment conducted by T.H. Morgan on Drosophila melanogaster involving eye colour and body colour.
                        How did the results deviate from Mendelian inheritance pattern ?
                        (c) Explain the two genetic terms used by Morgan for his observations.

                          CBSE CLASS XII Previous Year Papers

                          Comments


                          No Comments To Show