Environmental Chemistry II Water Multiple Choice Questions and Answers 6 PDF Book Download

Environmental chemistry ii water MCQs, environmental chemistry ii water quiz answers 6 to learn high school chemistry courses online. Types of hardness of water multiple choice questions (MCQs), environmental chemistry ii water quiz questions and answers for online school degrees. Properties of water, water pollution test for high school teacher certification.

Learn high school chemistry multiple choice questions (MCQs): out of total amount of water available for human use is, with choices 0.20%, 0.30%, 40%, and 50% for online school degrees. Free chemistry study guide for online learning types of hardness of water quiz questions to attempt multiple choice questions based test.

MCQ on Environmental Chemistry II Water Worksheets 6 PDF Book Download

MCQ: What happens to water on cooling?

  1. It expands up to 4?C
  2. It contracts up to 4?C
  3. It expands up to 2?C
  4. It contracts up to 2?C

B

MCQ: Out of total amount of water available for human use is

  1. 0.30%
  2. 0.20%
  3. 40%
  4. 50%

B

MCQ: What is percentage of atmospheric water?

  1. 0.00%
  2. 0.20%
  3. 0.60%
  4. 2.10%

A

MCQ: Step of sewage water treatment in which some of solids are removed as sludge is called

  1. Primary sewage treatment
  2. Secondary sewage treatment
  3. Activated sludge treatment
  4. Chlorination

A

MCQ: Second step of sewage water treatment is called

  1. Primary sewage treatment
  2. Secondary sewage treatment
  3. Activated sludge treatment
  4. Chlorination

B