Waterborne Diseases MCQs Quiz and Answers Tests pdf Download

Practice waterborne diseases MCQs in chemistry quiz for test prep. Environmental chemistry ii water quiz questions has multiple choice questions (MCQ) with waterborne diseases test, answers as water in swimming pools is purified by adding, answer key with choices as sodium, chlorine, phosphorus and potassium for competitive exam preparation worksheets. Free chemistry revision notes to learn waterborne diseases quiz with MCQs to find questions answers based online tests.

MCQs on Waterborne Diseases Quiz pdf Download

MCQ. Water in swimming pools is purified by adding

  1. sodium
  2. chlorine
  3. phosphorus
  4. potassium