19/08/2013 BIOLOGY MCQS 2nd YEAR QUESTIONS AND ANSWERS CHAPTER 2 1. In the 1st 13 segments of earthworm, the dorsal vessel acts the function of: a. Collection b. Distribution c. Both a & b d. None of these Correct Ans. (b) 2. From the 14th segment backward, the dorsal vessel acts as: a. Collecting blood b. Distributing blood c. Both a & b d. None of these Correct Ans. (a) 3. The dorsal vessel in earthworm sends the collected blood to: a. Ventral vessel b. Sub-neural vessel c. Hearts d. None of these Correct Ans. (c) 4. Which of the following vessel runs below the intestine in earthworm? a. Dorsal vessel b. Ventral vessel c. Sub-neutral vessel d. None of these Correct Ans. (b) 5. The direction of flow of blood in the sub-neutral vessel is: a. Lateral b. Vertical c. Forward d. Backward Correct Ans. (d) 6. The colour of blood plasma is a. black b. green c. red d. yellow Correct Ans. (d) 7. Which of the following is absent in grasshopper? a. Heart b. Blood c. Capillaries d. Transport system Correct Ans. (c) 8. The blood enters the heart through the: a. Aorta b. Ventral vain c. Ostia d. All of these Correct Ans. (c) 9. Which of the following is true of man? a. Open circulatory system b. One circulatory fluids c. Two circulatory fluids d. Three circulatory fluids Correct Ans. (c) 10. Heart is enclosed by a tough membrane called: a. Diaphragm b. Pericardium c. Pericardium d. Epicardium Correct Ans. (b) GOOD LUCK NOTE IF ANY MISTAKE IN MCQS SO PLEASE CONTACT OR MSG TO ADMINISTRATOR
Posted on: Tue, 20 Aug 2013 09:53:26 +0000
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