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Water Supply and Sanitation Online Test

20 questions in 30 minutes, drawn at random from 11 questions across 10 topics. Every question carries a written explanation.

Water Supply and Sanitation practice tests are assembled fresh each time you start, so you can sit one repeatedly without meeting the same paper twice. The pool behind this test holds 11 questions across 10 topics and 1 subject.

  • 20 questions, selected at random each time you start.
  • 30 minutes, at 90 seconds a question.
  • One mark per question. No negative marking.
  • Every answer comes with a written explanation, not just a letter.

Start test

What the pool is made of

  • Water Supply and Sanitation 11 questions · 5 topics · 100%

Difficulty of the question pool

  • Easy 2 questions · 18%
  • Medium 9 questions · 82%

Where the pool is deepest

  • Water Treatment Plant Units 3
  • Sources of Water Supply 2
  • Population Forecasting and Demand 2
  • Intake Structures and Conveyance 2
  • Water Quality Standards 2

Two things worth knowing

  • Answers carrying a written explanation100%