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  3. 11th Class
  4. Chemistry

11th Class Chemistry Sample Paper Chemistry Sample Paper-5

  • question_answer
    Match column I with column II and select the correct answer using the codes given below.
    Column I (Pollutant ) Column II(Source )
    (P) Microorganisms 1. Chemical fertilizers
    (Q) Plant nutrients 2. Abandoned coal mines
    (R) Sediments 3. Erosion of soil by strip mining
    (S) Mineral acids 4. Detergents

    A) P-3       Q-1      R-4       S-2

    B)

    C) P-1       Q-3      R-2       S-4

    D) P-4       Q-2      R-1       S-5

    Correct Answer: B

    Solution :

    Not Available P-2       Q-5      R-3       S-1


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