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Assertion (A) : Biosphere constitutes an excellent life-support system which is sustainable and can fulfil all human needs. Reason (R) : The size and productivity of the biosphere is limited by availability of water, nutrients and environmental conditions. Identify the correct code :
Correct Answer: (d)
Official keyThis question appeared in the KAS Prelims 2020 examination (GS-II). It is Question 48 out of 70 questions in this paper. Section: General Studies.
This question was part of the KAS Prelims 2020 (GS-II). The KAS Prelims examination tests candidates on general studies, current affairs, and aptitude through multiple-choice questions.
Practice previous year questions from all KAS Prelims papers and compare patterns with UPSC Prelims PYQ to identify overlapping topics.