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CBSE Class 10 Question Bank 2022 : Biology - Set 11 (Mother's Public School, Bhubaneswar)

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Trinath
Loyola School, Bhubaneswar
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MOTHER S PUBLIC SCHOOL BIOLOGY REVISION TEST (CLASS-X) DATE : 24.9.2021 Grade X-Biology-Chapter- Life Processes-Revision test set 11 I. Read the following passage and give the most appropriate answer for the following questions from Q.1 to Q.5. Given are the sections of two pipes, A and B. If you need to represent blood vessels with these, which of the pipes would correspond to the artery and which one to a vein. Identify it and answer the following questions. (1) B is best defined as the vessel which (a) always supply oxygenated blood to the different organs (b) always carry blood away from the heart to different organs (c) always break up into capillaries that reunite to form a vein (d) always carry blood from one visceral organ to another visceral organ. (2) In A, valves are present to check backward flow of blood flowing at (a) atmospheric pressure (b) high pressure (c)low pressure (d) all of these (3) Which of the following statements is correct regarding A? (a) Carries blood from an organ towards the heart (b) Always carry oxygenated blood with single exception (c) Carries blood from heart towards the organ (d) All of these (4) Which of the following statements is incorrect? (a) A has typically larger lumen than B. (b) Walls of B are elastic enabling them to stretch and shrink during changes in blood pressure. (c) Flow of blood is slower in A than in B. (d) None of these (5) Blood pressure in the pulmonary artery is (a) more than that of pulmonary vein (c)same as that in aorta (b) less than that in the vena cava (d) less than pulmonary vein.

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