Class 7 Science MCQs – Certification Test 1108

Water Treatment Quiz (Question 1108) – Learning App & e-Book Download

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Apps:

Free Water Treatment Learning App for iOS

MCQ 1108: The removal of particles settled at the bottom of a tank is called:

coagulation
sedimentation
filtration
chlorination

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Class 7 Science Quiz App & e-Book – Water Treatment Study Material

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Free Water Treatment Learning App – Download for iOS & Android

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