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At a Glance


                       • Environment refers to our surrounding consisting of physical, chemical, and biological elements that maintain a
                      balance between the living and non-living components.
                       • An Ecosystem is defined as a community where living and non-living organisms interact with each other and their
                      surrounding environment to form a balanced system.
                       • The resources that exist without any intervention of humans and are present in abundance in our surroundings are
                      called natural resources.
                       • Earthworms are considered as a farmer's best friend. By introducing more earthworms, we can increase the fertility
                      of soil.
                       • The modern waste management techniques using 5R's—Repurpose, Refuse, Reduce, Reuse and Recycle will definitely
                      help in managing our waste sensibly.
                       • Global warming refers to the increase in the average temperature of the earth mainly due to greenhouse gases
                      (mainly carbon dioxide) produced by a lot of human activities.
                       • Promoting well-being and prosperity for all people by providing good education, decent livelihoods and jobs is one
                      of the characteristics of Green Economy.
                       • There are six basic components of green economy are: Renewable Energy, Green Buildings, Green Transport, Water
                      Management, Waste Management and Land Management.
                       • The specialised skills which are important for developing Sustainable Green Economy are called Green Skills.
                       • Green Jobs protect and restore our ecosystems.
                       • The environmentally friendly projects that aim to reduce pollution, fossil fuel consumption or some other positive
                      effects on the environment are called Green Projects.






                                                              Exercise




                                                          Solved Questions


                                                  SECTION A (Objective Type Questions)
                       uiz

                 A.  Tick ( ) the correct option.
                    1.  From which word the environment word is derived?
                       a.  French word “Environia”                      b.  Latin word “Environ”
                       c.  Arabic word “Envior”                         d.  Sanskrit word “Envior”

                    2.  Which of the following is Abiotic?
                       a.  Living components of the ecosystem           b.  Non-living components of the ecosystem
                       c.  Living and Non-living both                   d.  Only animals of the ecosystem

                    3.  Which of the following is a type of natural resource?
                       a.  Renewable                                    b.  Non Renewable
                       c.  Exhaustible                                  d.  All of these






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