Class 7 Science MCQs – Certification Test 75

Safe and Drinking Water MCQ (Question 75) – App & e-Book Download

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MCQ 75: Oil can be poison for:

insect's life
aquatic life
animal's life
human life

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Class 7 Science MCQ App & e-Book – Safe and Drinking Water Study Guide

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

The App: Safe and Drinking Water MCQ App to Study Safe and Drinking Water Notes, 7th Grade Science MCQ App, and 6th Grade Science MCQ App for science remote learning systems.

The "Safe and Drinking Water" App: Free 7th Grade Science MCQ App Download (iOS & Android) for science digital tutoring access. Download App Store & Play Store Learning Apps with all functionalities to enhance critical thinking.