“What are the various factors that sustain life on earth? Give an elaborate answer

1. Q) “What are the various factors that sustain life on earth? Give an elaborate answer (10 marks, 150 words) 

पृथ्वी पर जीवन को बनाए रखने वाले विभिन्न कारक कौन से हैं? विस्तृत उत्तर दीजिए।” 

Demand of the Question– The question demands basic understanding of elements of environment, their functioning, ecosystems and man-environment relation.

Directive Word– What- It is a direct keyword which demands mentioning of various factors. Elaborate- demands describing the factors along with some examples.

Structure of the Answer

Intro– Describe what are the elements of an environment and how are they related to each other. Mention some data or report of threat to life. Link it to the factors that control, alter and sustain life on earth.

Body– List all the factors covering diverse ranges, natural and man-made. Elaborate on all the points along with examples. In a small section discuss the threat to life on earth and remedies in the form of what has been done by the Government and others , and what more can be done.

Conclusion– State the importance of balance and existence of all species to sustain life on earth.

Part of Syllabus– GS Paper 3- Conservation, environmental pollution and degradation.

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