Chapter 6: Class 10 Chemistry Exam Tests
Class 10 Chemistry MCQs - Chapter 6
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MCQ 56: What is the term used for the area in which the amount of ozone has been reduced?
MCQ 57: Height of mesosphere is
MCQ 58: Percentage of methane in the air is
MCQ 59: A waste treatment process in which solid waste is burned at high temperature is called
MCQ 60: Which of the following is the first layer of atmosphere as one moves upwards from the Earth's surface?
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