Chapter 1: Class 6 Science Exam Tests
Class 6 Science MCQs - Chapter 1
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The MCQs: Respiration takes place at/in; "Air and Atmosphere" App Download Android & iOS (Free) with answers night, all of these, day time and evening to learn online homeschool courses. Practice air and processes quiz questions, download Apple Book (Free Sample) for online certificate courses.
MCQ 26: Respiration takes place at/in
MCQ 27: Exhaled air contains 16% oxygen and about 4% of carbon dioxide, the rest of 80% is
MCQ 28: The condensation point of nitrogen gas is
MCQ 29: Oxidation is accompanied by
MCQ 30: Other than nitrogen and oxygen, the composition of the rest of the gases is about
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