The utility of a microorganism like $Trichoderma$ $harzianum$ has been proven in which of the following?

  • A
    Gene transfer in higher plants
  • B
    Biological control of soil-borne plant pathogens
  • C
    Bioremediation of contaminated soil
  • D
    Reclamation of barren land

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In a simple harmonic oscillator,at the mean position

Which one of the following equations is correct for the reaction $N_{2(g)} + 3H_{2(g)} \longrightarrow 2NH_{3(g)}$?

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