Chapter 9: Class 9 Biology Exam Tests
Class 9 Biology MCQs - Chapter 9
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The MCQs: Percentage of plasma in blood in a healthy person is; "Transport" App Download Android & iOS (Free) with answers 0.45, 0.75, 0.55 and 0.65 for high school certificate courses. Practice human blood quiz questions, download Apple Book (Free Sample) for online secondary school classes.
MCQ 146: The percentage of plasma in blood in a healthy person is
MCQ 147: The heart of humans works as
MCQ 148: Considering the layers of arteries, the outermost layer of the artery is composed of
MCQ 149: The invertebrates that have the open circulatory system are
MCQ 150: The exporting organs of plants are called
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