Multiple choice

Match the column I with column II:

 
Column I
Column II
i. Mineral Acids a. Chemical fertiliser
ii. Polyphosphate b. Domestic sewage
iii. Sediments c. Abandoned coal mines
iv. Microorganism d. Erosion of soil by strip mining
v. Plant nutrients e. Detergents

  1. i - d, ii - e, iii - c, iv - b, v - a

  2. i - a, ii - c, iii - d, iv - b, v - e

  3. i - c, ii - e, iii - d, iv - b, v - a

  4. i - c, ii - e, iii - d, iv - a, v - b

  5. i - e, ii - b, iii - c, iv - d, v - a
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

This option is correct because abandoned coal mines produce mineral acid, detergents are the source of polyphosphate, erosion of soil by strip mining give sediments, domestic sewage is the source of microorganisms and chemical fertilizers are the source of plant nutrients.

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