Practice Class 6 MCQs From Textbooks

Air and Processes Study App Download | Class 6 Science e-Book PDF

Class 6 Science Admission Tests: Certification Test 923

Air and Processes Study App & e-Book: MCQ 923

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Air and Processes Study Guide – Google Book Air and Processes Study Guide – Apple Book Air and Processes Study Guide – Kobo Book

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MCQ: 923

The percentage composition of carbon dioxide in exhaled air is

  1. 8%
  2. 4%
  3. 6%
  4. 10%

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Air and Processes Admission Tests: Class 6 Science App & eBook MCQ

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Air and Processes MCQ App (iOS & Android)

Air and Processes MCQ App

6th Grade Science MCQ App (Android & iOS)

6th Grade Science MCQ App

Earth Science MCQ App (Android & iOS)

Earth Science MCQ App

8th Grade Science MCQ App (Android & iOS)

8th Grade Science MCQ App