P: pollution control equipment broadly Q: include wastewater treatment plants, R: the various categories of water S: drinking water treatment plants and effluent treatment plants

Each of the following items in this section consists of a sentence, parts of which have been jumbled. These parts have been labelled as P, Q, R, and S. You are required to unjumble the sentence, and mark your response accordingly by choosing the most appropriate sequence given in the options (a), (b), (c) and (d).

  1. A. PQRS
  2. B. QSRP
  3. C. RPQS
  4. D. SRQP

Correct Answer: C. RPQS

Explanation

The sequence defines the categories of water pollution control equipment and lists the specific types of plants.

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