Earth Science MCQs (Grade 8) From Textbook

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Earth Science MCQs – Certification Test 44

Cleaning Up Air Pollution Quiz (Question 44) – Learning App & e-Book Download

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MCQ: 44

A device used to remove pollutant from car exhaust is called

  1. scrubber
  2. catalytic converter
  3. stacker
  4. hybrid
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Cleaning Up Air Pollution Study Material – Earth Science App & e-Book Quiz

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Cleaning Up Air Pollution Quiz App (iOS & Android)

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Earth Science Quiz App (Android & iOS)

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Download Cleaning Up Air Pollution Study Guide

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8th Class Science Test Questions

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