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5.  Farming using chemical fertilizers is encouraged in SDGs.
             Ans.  1. True   2. False  3. True  4. True  5. False


                                              SECTION B (Subjective Type Questions)

            A.  Short answer type questions:

               1.  What is the difference between wage-employed and self-employed people?
             Ans.   Wage-employed people are people who work for a person or an organization and get paid for that work. Self-employed
                  people are those who start their businesses and sell their product or services to the customers.
               2.  Why do you think the United Nations has made the 17 Sustainable Development Goals?         [NCERT]
             Ans.   The 17 SDGs have been made to take care of important issues faced by the nations all across the world are poverty, gender
                  equality, water use, energy, climate change and biodiversity. Countries are now making policies and regulations that will
                  promote sustainable systems needed in all economic sectors to provide a secure, affordable and sustainable economy for
                  the present and the future generations.
               3.  What is Organic Farming?
             Ans.   Organic farming is where farmers do not use chemical pesticides and fertilizers to increase their production. They use cow
                  dung to fulfill the requirement of the soil.
               4.  Write five man-made disruptions that cause ecological imbalance.
             Ans.  The five man-made disruptions are:
                  ●  Deforestation
                  ●  Degradation of land and soil erosion
                  ●  Overexploitation of resources
                  ●  Industrial and atmospheric pollution
                  ●  Faulty mining practices


            B.  Long answer type questions:
               1.  What is the difference between Natural and Artificial Environment?
             Ans.
                                  Natural Environment                              Artificial Environment
                                                                    •  Artificial  environment is  one which  is  formed by the
                   •  Natural environment consists of all the living and non-  conversion of natural minerals or resources by people
                     living  things.  It is  the interaction  of  all  living  beings,   in the course of development in accordance with their
                     climate and natural resources.                   needs. For example, construction  of buildings,  roads,
                                                                      railway lines, etc.

                                                                    •  It destroys ecosystem but it is required by the society in
                   •  It is healthy and enables a diverse ecosystem.
                                                                      which we live.
               2.  Write short notes on:
                  a.  Ecosystem
                  b.  Crop Rotation
             Ans.  a.   It is a system which consists of plants, animals, and human beings who are dependent on each other. The relationship
                     between living organism and their environment forms an ecosystem and human society is the most important and
                     integral part of this environment.
                  b.   It is the practice of planting different crops in the same farm in order to enhance soil fertility and maintain the bind of
                     the soil.
               3.   Explain the importance of education towards sustainable development.                      [NCERT]
             Ans.   Education is the most important factor for sustainable development. Children who have gone to school will be able to
                  do jobs so that they can take care of themselves and their families. Education helps us become aware of our role as a
                  responsible citizen. We should:



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