Class 9 biology Practice Tests
Class 9 Biology Online Tests
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The MCQ: Heart receives oxygenated blood from; "Human Heart" App Download (Free) with answers lungs, liver, kidneys and body to study high school online courses. Solve transport quiz questions, download Google eBook (Free Sample) for online classes.
MCQ 1: The heart receives oxygenated blood from
MCQ 2: The valve which prevents the blood backflow to right atrium from the right ventricle is classified as
MCQ 3: The right and left atria are considered as
MCQ 4: After receiving the blood from lungs, the heart pumps it to the
MCQ 5: The oxygenated blood is brought to left atrium from lungs through
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