Class 7 Science MCQs – Certification Test 1961

Safe and Drinking Water Trivia (Question 1961) – App & e-Book Download

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MCQ 1961: The worst disease of the water-related diseases is:

typhoid
diarrhea
bilharzia
hepatitis

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Safe and Drinking Water Trivia App & e-Book – Class 7 Science Learning Guide

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Free Safe And Drinking Water Book App – Download for iOS & Android

The App: Safe and Drinking Water Trivia App to Learn Safe and Drinking Water Notes, 7th Grade Science Trivia App, and 8th Grade Science Trivia App for science educational coaching tools.

The "Safe and Drinking Water Learning" App: Free 7th Grade Science Trivia App Download (Android & iOS) to learn lab safety rules. Download App Store & Play Store Study Apps with all functionalities for science learning community access.