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Class 8 Science MCQs – Certification Test 498

Human Activities and Ecosystem MCQs (Question 498) – App & e-Book Download

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MCQ 498: Marine animals specially fish when live in factory discharged waste water tends to get poisonous for humans and can cause:

  1. death
  2. diseases
  3. both a and b
  4. development
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Human Activities and Ecosystem MCQs App & e-Book – Class 8 Science Learning Guide

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The App: Human Activities and Ecosystem MCQs App to study Human Activities and Ecosystem Notes, 8th Grade Science MCQs App, and 6th Grade Science MCQs App. The "8th Grade Science MCQs" App Download – Free Human Activities and Ecosystem App (Android & iOS) to study online courses. Download Play Store & App Store Study Apps with all functionalities for elementary school graduation certificate.

Human Activities and Ecosystem MCQs App (iOS & Android)

Human Activities and Ecosystem MCQs App

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8th Grade Science MCQs App

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6th Grade Science MCQs App

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