Class 7th Science Session 2022-2023
Class 7 Science Important Syllabus Questions Answers
Class VII Science Extra Questions
Class 7th Sample paper Questions
What happens with the size of chest cavity during inhalation?
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Class 7th Science Session 2022-2023
Class 7 Science Important Syllabus Questions Answers
Class VII Science Extra Questions
Class 7th Sample paper Questions
The size of chest cavity increases during inhalation.