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NCERT TAMIL-TRANSPORTATION IN PLANTS AND CIRCULATION IN ANIMALS-TEXTBOOK EVALUATION (X. Higher Order Thinking Skills (HOTS))
- When any dry plant material is kept in water , they swell up ....
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- Why are the walls of the left ventricle thicker than the other chamber...
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- Doctors use stethoscope to hear the the sound of the heart . ...
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- How does the pulmonary artery and pulmonary vein differ in thei...
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- Transpiration is a necessary evil in plants Explain .
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