Blood components are separated by:
ACentrifugation
BChromatography
CSimple sieving
DMagnetic pull
Answer & Solution
Correct answer: A. Centrifugation
1. Blood does not separate quickly on standing.
2. Spinning it fast throws the heavier parts outward.
3. It is separated by centrifugation.
4. So the answer is centrifugation.
_Source: NCERT Class 9 Science, Ch 5 'Exploring Mixtures and their Separation'_
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