GEOGRAPHY CHAPTER-2 ENVIRONMENT AND ENVIRONMENTAL PROBLEMS 1. Write in your own words the meaning of environment. Ans: The condition created by the interaction among the four spheres, ie lithosphere , hydrosphere , atmosphere and biosphere may broadly be called environment. It denotes the condition around an organism or a community of organism and such a condition includes all the necessary elements for survival. These elements are both biotic and abiotic. These biotic and abiotic elements through their interaction create necessary condition or environment for life. 2. Mention some of the biotic and abietic elements of environment. Ans: Biotic- Plante, animals, ranging from microbes to large mammals. Abiotic - Land, water, air including all lifeless objects. 3. Write the meaning of lithosphere. Ans: The Land component of the earth composed of rocks , soils, minerals etc forms the Lithosphere. The lithosphere covers all the contents where we find the mountains chills, ...
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