Class 7 science Practice Tests
Class 7 Science Tests
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The MCQ: When we inhale PDF, How We Breathe App Download (Free) with the diaphragm is pushed upwards and the rib cage downwards, both diaphragm and rib cage are pushed downwards, the diaphragm is pulled downwards and the rib cage upwards, and the diaphragm is pushed upwards and the rib cage is pulled downwards choices for free online courses. Study respiration and food energy quiz questions, download Amazon eBook (Free Sample) for online certificate courses.
MCQ: When we inhale
MCQ: The process of taking oxygen in is known as
MCQ: The process of giving out breath is known as
MCQ: The respiration that does not involve the presence of oxygen is known as
MCQ: The respiration that involves the presence of oxygen is known as
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