Class 7 Science Online Tests
Distillation MCQ (Multiple Choice Questions) PDF Download
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The MCQ: As compare to water, pesticides and insecticides have; "Distillation" App Download (Free) with answers: Higher boiling point; Lower boiling point; Equal boiling point; Extremely high boiling point; for homeschool certificate courses. Solve Importance of Water Quiz Questions, download Apple eBook (Free Sample) for free online courses.
Distillation MCQ (PDF) Questions Answers Download
Desalination plant is very expensive because it
- uses a large amount of fuel
- is built on mountains and high lands
- uses electric machinery for desalination
- is built with expensive material
As compare to water, pesticides and insecticides have
- higher boiling point
- lower boiling point
- equal boiling point
- extremely high boiling point
Desalinated and distilled water is mostly used in
- North America
- South America
- Middle East
- East Asia
For desalination plant, the first priority is
- reserves of natural gas
- reserves of water
- reserves of oil
- reserves of coal
For drinking, distilled water is
- suitable
- not suitable
- poisonous
- not preferable
Class 7 Science Practice Tests
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