This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 18 Body Fluids And Circulation – Quiz 5 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 18 Body Fluids And Circulation Quiz 5 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Serum is- A) Blood without corpuscles. B) Blood without fibrinogen. C) Blood without fibrinogen and corpuscles. D) Plasma. Show Answer Correct Answer: C) Blood without fibrinogen and corpuscles. 2. Mark the correct route: A) Av node-bundle of his-s.a node-purkinje fibres-heart muscles. B) Av node-s.a node-purkinje fibres-bundle of his-heart muscles. C) S.a node-purkinje fibres-bundle of his-av node-heart muscles. D) S.a node-av node-bundle of his-purkinje fibres-heart muscles. Show Answer Correct Answer: D) S.a node-av node-bundle of his-purkinje fibres-heart muscles. 3. Leeches secrete which of the following anticoagulant: A) Haemozoin. B) Heparin. C) Histamine. D) Hirudin. Show Answer Correct Answer: D) Hirudin. 4. What is the average lifespan of a red blood cell in circulation?s A) 1 day. B) 7 days. C) 30 days. D) 120 days. Show Answer Correct Answer: D) 120 days. 5. A certain road accident patient with unknown blood group needs immediate blood transfusion. His one doctor friend at once offers his blood without checking for blood group compatibility. What could be the blood group of the donor? A) Blood group B. B) Blood group AB. C) Blood group O. D) Blood group A. Show Answer Correct Answer: C) Blood group O. 6. The life span of thrombocytes is A) 4 to 5 weeks. B) 3 to 4 weeks. C) 3 to 7 days. D) None of these. Show Answer Correct Answer: C) 3 to 7 days. 7. What is the role of the AV bundle in the heart? A) Pumps blood. B) Filters blood. C) Transmits electrical impulses. D) Regulates heart rate. Show Answer Correct Answer: C) Transmits electrical impulses. 8. Anti-A and Anti-B antibodies are not found in which of the following blood group? A) AB. B) A. C) O. D) B. Show Answer Correct Answer: A) AB. 9. What is the most abaundant cell type in blood A) Leucocytes. B) Erythrocytes. C) Platelets. D) Monocytes. Show Answer Correct Answer: B) Erythrocytes. 10. Electrocardiogram is a measure of- A) Heart rate. B) Ventricular contraction. C) The volume of blood pumped. D) Electrical activity of the heart. Show Answer Correct Answer: D) Electrical activity of the heart. 11. What is the function of the hepatic portal system? A) Carry blood from the heart to the lungs. B) Regulate blood pressure. C) Transport oxygenated blood. D) Transport blood from the intestines to the liver. Show Answer Correct Answer: D) Transport blood from the intestines to the liver. 12. Erythropoiesis starts in A) Spleen. B) Red bone marrow. C) Kidney. D) Liver. Show Answer Correct Answer: B) Red bone marrow. 13. Name the blood cells, whose reduction in number can cause clotting disorder, leading to excessive loss of blood from the body. A) Neutrophils. B) Thrombocytes. C) Erythrocytes. D) Leucocytes. Show Answer Correct Answer: B) Thrombocytes. 14. What is the cardiac output in a healthy individual? A) 3 liters per minute. B) 5 liters per minute. C) 7 liters per minute. D) 10 liters per minute. Show Answer Correct Answer: B) 5 liters per minute. 15. Erythroblastosis foetalis condition arises when A) Rh +ve mother carries a Rh-ve foetus for the first time. B) Rh +ve mother carries a Rh-ve foetus for the second time. C) Rh-ve mother carries a Rh+ve foetus for the first time. D) Rh-ve mother carries a Rh +ve foetus for the second time. Show Answer Correct Answer: D) Rh-ve mother carries a Rh +ve foetus for the second time. 16. In humans, blood passes from the post caval to the diastolic right atrium of heart due to A) Stimulation of the sino auricular node. B) Pressure difference between the post caval and atrium. C) Pushing open of the venous valves. D) Suction pull. Show Answer Correct Answer: B) Pressure difference between the post caval and atrium. 17. Which of the following is correct about human heart? A) The volume of both atria > the volume of both ventricles. B) The volume of both ventricles > the volume of both atria. C) The volume of both atria = the volume of both ventricles. D) Ventricles are upper chambers and atria are lower chambers in our heart. Show Answer Correct Answer: B) The volume of both ventricles > the volume of both atria. 18. Which of the following represents pulmonary circulation? A) In auricle (oxygenated blood)-lungs (deoxygenated blood)-Right auricle(. B) Left auricle (deoxygenated blood)-lungs (oxygenated blood)-Right auricle. C) Left auricle (oxygenated blood)-lungs (deoxygenated blood)-Left auricle. D) Right auricle (deoxygenated blood)-lungs (oxygenated blood)-Left auricle. Show Answer Correct Answer: D) Right auricle (deoxygenated blood)-lungs (oxygenated blood)-Left auricle. 19. Which among the following is correct during each cardiac cycle? A) Which among the following is correct during each cardiac cycle?. B) The volume of blood pumped out by the Rt and Lt ventricles is different. C) The volume of blood received by each atrium is different. D) The volume of blood received by the aorta and pulmonary artery is different. Show Answer Correct Answer: A) Which among the following is correct during each cardiac cycle?. 20. X' is the rhythmic contraction and relaxation in the aorta and its main arteries. What is X? A) Heartbeat. B) Hear rate. C) Pulse. D) Cardiac output. Show Answer Correct Answer: C) Pulse. 21. Assertion:Respiratory rhythm centre is moderated by the Pneumotaxic centre of the of the brain. Reason:Pneumotaxic centres in the pons region can alter the rate of respiration. A) Both Assertion and Reason are true and Reason is the correct explanation of Assertion. B) Both Assertion and Reason are true but Reason is not the correct explanation of Assertion. C) Assertion is true but Reason is false. D) Both Assertion and Reason are false. Show Answer Correct Answer: B) Both Assertion and Reason are true but Reason is not the correct explanation of Assertion. 22. No of platelets range from A) 1.5-4 lakhs. B) 2-4 lakhs. C) 1.5-3 lakhs. D) Infinity as produced repeatedly. Show Answer Correct Answer: C) 1.5-3 lakhs. 23. Assertion; In lymphatic system lymph is known as tissue fluid. Reason; It comprises of plasma proteins, R.B.Cs, W.B.Cs A) Both assertion and reason are true and reason is correct explanation of assertion. B) Both assertion and reason are true but reason is not correct explanation of assertion. C) Assertion is true but reason is false. D) Assertion is false but reason is true. Show Answer Correct Answer: C) Assertion is true but reason is false. 24. In a cardiac output of 5250 mL per minute, with 75 heartbeats per minute, the stroke volume is A) 60mL. B) 80mL. C) 55mL. D) 70mL. Show Answer Correct Answer: D) 70mL. 25. Child death may occur in the marriage of A) Rh+ man and Rh+ woman. B) Rh+ man and Rh-woman. C) Rh-man and Rh-woman. D) Rh-man and Rh+ woman. Show Answer Correct Answer: B) Rh+ man and Rh-woman. ← PreviousNext →Related QuizzesClass 11 Biology Chapter 18 Body Fluids And Circulation Quiz 1Class 11 Biology Chapter 18 Body Fluids And Circulation Quiz 2Class 11 Biology Chapter 18 Body Fluids And Circulation Quiz 3Class 11 Biology Chapter 18 Body Fluids And Circulation Quiz 4Class 11 Biology Chapter 18 Body Fluids And Circulation Quiz 6Class 11 Biology Chapter 18 Body Fluids And Circulation Quiz 7Class 11 Biology Chapter 18 Body Fluids And Circulation Quiz 8Class 11 Biology Chapter 18 Body Fluids And Circulation Quiz 9Class 11 Biology Chapter 18 Body Fluids And Circulation Quiz 10Class 11 Biology Chapter 18 Body Fluids And Circulation Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books