2. Sample Papers
  3. SSC
  4. Ecology And Environment

SSC Ecology And Environment Sample Paper NCERT Sample Paper-5

  • question_answer
    Destruction of chlorophyll of plants, premature leaf fall and yellowing of leaf is caused by excess of in atmosphere

    A)  \[C{{O}_{2}}\]

    B)  \[S{{O}_{2}}\]

    C)  \[CO\]             

    D)  \[N{{O}_{2}}\]

    Correct Answer: B

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