Previous Year’s CBSE Board Questions – Life Processes – Transportation
Transportation What will happen to a plant if its xylem is removed? (Delhi 2009, 1 mark) Need clues – Click here (a) Draw a sectional view of the human heart and level on it – Pulmonary arteries, vena cava, left ventricle.(b) Why is double circulation of blood necessary in human beings? (AI 2009, 5 marks) …
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