Essay Explain the Reasons for the Condition of the Three Lakes – Management Assignment Help

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Assignment for the Internal Assessment Subject:

Emironmental science Nlarks: 

Question:1 Suppose you visit your native village after about 10 years. The village lies in a semi-arid region and receives rainfall of 500 mm. Traditionally in the farming village, the villagers used to practice mixed cropping of sorghum, pearl millet, pigeon pea, chicicpea, and groundnut. But over the last 15 ,,airs. they have shifted to paddy (rice) cultivation in over 90% of the fanning land. There are three small lakes in the village, but the farmers rely on tube-wells for irrigation. When you took a tour of the village, you found that two of the lakes have dried up while the suiface of the third lake is covered with an overgrowth of algae. A. Explain the reasons for the condition of the three lakes. Also, suggest measures that the villagers need to adopt to restore the. wetlands to their original condition. B. If the above situations persist for few more years, what will be the condition of groundwater, explain, 
Question:2 Though nitrogen forms the maximum part of the atmosphere. it cannot be used directly by living organisms. Justify the statement and discuss the steps involved in its utilization.