2025 Environment - Marine Biology, Virology

Consider the following statements : I. No virus can survive in ocean waters. II. No virus can infect bacteria. III. No virus can change the cellular transcriptional activity in host cells. How many of the statements given above are correct?

  • Only one
  • Only two
  • All the three
  • None

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    2025 UPSC Environment PYQ | UPSC Insights | UPSC Insights