Class 7 Online Courses

Chapter 14: Class 7 Science Exam Tests

Class 7 Science MCQs - Chapter 14

Importance of Water Multiple Choice Questions PDF Download - 9

The e-Book Importance of water Multiple Choice Questions and Answers (MCQs), importance of water MCQ Quiz PDF, test 9 to study online class 7 science certificate courses. Practice Distillation MCQs PDF, importance of water quiz questions and answers to learn online certificate courses. The Importance of Water MCQs App Download: Free learning app for distillation, saving water, sewage system, water treatment test prep for online school courses.

The Multiple Choice Question (MCQ Quiz): For desalination plant, the first priority is; "Importance of Water" App Download (Free) with answers reserves of water, reserves of natural gas, reserves of oil and reserves of coal to learn online certificate courses. Solve distillation quiz questions, download Google eBook (Free Sample) for online education.

Importance of Water Questions & Answers PDF Download: MCQ Quiz 9

MCQ 41: For desalination plant, the first priority is

A) reserves of natural gas
B) reserves of water
C) reserves of oil
D) reserves of coal

MCQ 42: Whether we obtain tap water or water from well, it originally comes from

A) sea
B) ocean
C) river
D) rain

MCQ 43: For drinking, distilled water is

A) suitable
B) not suitable
C) poisonous
D) not preferable

MCQ 44: In country area, untreated sewage is pumped into tanks known as

A) septic tanks
B) sewage tanks
C) grit tanks
D) sludge tanks

MCQ 45: The removal of particles settled at the bottom of a tank is called

A) coagulation
B) sedimentation
C) filtration
D) chlorination

Importance of Water Learning App & Free Study Apps

Download Importance of Water MCQs App to learn 7th Grade Science MCQ, Earth Science MCQ App, and 8th Grade Science MCQs App with answers. The free "Importance of Water MCQ" App (Android & iOS) includes complete analytics of history with interactive assessments. Download Play Store & App Store learning Apps & enjoy 100% functionality with subscriptions!

Importance of Water App (Android & iOS)

Importance of Water App (Android & iOS)

7th Grade Science App (Android & iOS)

7th Grade Science App (Android & iOS)

Earth Science App (Android & iOS)

Earth Science App (Android & iOS)

8th Grade Science App (Android & iOS)

8th Grade Science App (Android & iOS)