Importance of Water Multiple Choice Questions and Answers 2 PDF Book Download

Importance of water MCQs, importance of water quiz answers 2 to learn elementary education online courses. Fresh water multiple choice questions (MCQs), importance of water quiz questions and answers for for online elementary education degree. Distillation, safe and drinking water, fresh water, saving water test for elementary school teaching certification.

Learn elementary school science multiple choice questions (MCQs): Distillation, safe and drinking water, fresh water, saving water, with choices access of sunlight in water, access of bacteria in water, growth of fungi, and growth of ferns and mosses for online elementary education degree. Free science study guide for online learning fresh water quiz questions to attempt multiple choice questions based test.

MCQ on Importance of Water Worksheets 2 PDF Book Download

MCQ: Desalination plant is very expensive because it

  1. uses a large amount of fuel
  2. is built on mountains and high lands
  3. uses electric machinery for desalination
  4. is built with expensive material

A

MCQ: When algae grows on surface of water, it prevents

  1. access of bacteria in water
  2. access of sunlight in water
  3. growth of fungi
  4. growth of ferns and mosses

B

MCQ: Percentage of salty water is

  1. 0.8
  2. 0.9
  3. 0.95
  4. 0.97

D

MCQ: As compare to hose for car washing, bucketing uses

  1. less water
  2. more water
  3. equal water
  4. maybe less water or more

A

MCQ: Poison gets more concentrated as it moves through

  1. water
  2. food chain
  3. fish body
  4. vascular bundles in aquatic plants

B