Sources and Impacts of Nitrogen Pollution
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Questions and Answers

What do recent studies predict will happen to one-third of global river sub-basins by 2050?

  • They will experience an increase in nitrogen levels due to better management practices
  • They will see a decrease in water pollution unrelated to nitrogen
  • They will face severe scarcity of clean water due to nitrogen pollution (correct)
  • They will become more suitable for aquatic life due to reduced nitrogen levels

What resolution did the United Nations Environment Assembly adopt in March 2019 regarding nitrogen management?

  • Resolution to increase nitrogen pollution globally
  • Resolution to reduce nitrogen levels in oceans
  • Resolution calling for sustainable nitrogen management (correct)
  • Resolution to ignore nitrogen pollution as an environmental issue

According to a UPSC Civil Services Examination question from 2013, which of the following add/adds nitrogen to the soil?

  • Leguminous plants and pesticides
  • Fertilizers and pesticides
  • Pesticides and herbicides
  • Fertilizers and leguminous plants (correct)

What set of elements was primarily responsible for the origin of life on Earth according to a UPSC Civil Services Examination question from 2012?

<p>Carbon, Hydrogen, Nitrogen (A)</p> Signup and view all the answers

What feature of some species of blue-green algae helps promote them as bio-fertilizers according to a question from 2010?

<p>They have the mechanism to convert atmospheric nitrogen into a form that crop plants can absorb readily (C)</p> Signup and view all the answers

Which Indian state was declared the first 'Organic State'?

<p>Sikkim (D)</p> Signup and view all the answers

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