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Class 12BiologyEnvironmental IssuesMix Example-Environmental Issues
Easy

According to a $1990$ report,Delhi ranked $........$ among the $41$ most polluted cities in the world.

  • A
    First
  • B
    Second
  • C
    Third
  • D
    Fourth
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Class 12 Questions

Class 12

Biology Questions

Chapter

Environmental Issues

Subtopic

Mix Example-Environmental Issues

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