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)
Need clues – Click here - (a) Draw a schematic representation of transport and exchange of oxygen and carbon dioxide during transportation of blood in human beings and label on it – lung capillaries, Pulmonary artery to lungs, aorta to body, pulmonary veins from lungs.
(b) What is the advantage of separate channels in mammals and birds for oxygenated and deoxygenated blood?
(Foreign 2009, 5 marks)
Need clues – Click here - List in tabular form three differences between arteries and veins.
(Board Term I, 2013, 3 marks)
Need clues – Click here - What do the following transport?
(i) Xylem (ii) Phloem (iii) Pulmonary vein
(iv) Vena cava (v)Pulmonary artery (vi) Aorta
(Board Term I, 2014, 3 marks)
- Explain giving any three reason the significance of transportation in plants.
(Board Term I, 2014, 3 marks)
Need clues – Click here - Define translocation in reference to plants.
(Board Term I, 2016, 1 marks)
Need clues – Click here - Name the vein which brings blood to left atrium from lungs.
(Board Term I, 2017, 1 marks)
Need clues – Click here - Explain how the translocation of materials in phloem tissue in plants is achieved by utilizing energy.
(Board Term I, 2017, 3 marks)
Need clues – Click here - (a) Mention any two components of blood.
(b) Trace the movement of oxygenated blood in the body.
(c) Write the functions of valves present in between atria and ventricles.
(d) Write one structural difference between the composition of artery and veins.
(2018, 5 marks)
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