This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 19 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 19 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Contain hemoglobin A) Red blood cells. B) White blood cells. C) Plasma. D) Platelets. Show Answer Correct Answer: A) Red blood cells. 2. The three layers of the heart are as follows: A) Myocardium, pericardium, endocardium. B) Myocardium, epicardium, endocardium. C) Myocardium, endocarditis, endocardium. D) Myocardium, epicardium, pericardium. Show Answer Correct Answer: B) Myocardium, epicardium, endocardium. 3. Blood plasma is straw colored watery fluid which makes up how many percent of the blood volume? A) 45 %. B) 55%. C) 46%. D) 56%. Show Answer Correct Answer: B) 55%. 4. Which of the following is the type of circulatory system in amphibian? A) Opened and incomplete double circulatory system. B) Closed and incomplete single circulatory system. C) Closed and complete double circulatory system. D) Closed and incomplete double circulatory system. Show Answer Correct Answer: D) Closed and incomplete double circulatory system. 5. These produce certain proteins which act against foreign substances. A) Leucocytes. B) Thrombocytes. C) Plasma. D) Erythrocytes. Show Answer Correct Answer: A) Leucocytes. 6. Where is the heart located? A) The right side of your chest. B) In the middle of your chest. C) The middle left side of your chest. D) In your stomach. Show Answer Correct Answer: C) The middle left side of your chest. 7. Where deoxygenated blood enters the heart from the lower part of the heart A) Superior Vena Cava. B) Inferior Vena Cava. C) Pulmonary Vein. D) None of above. Show Answer Correct Answer: B) Inferior Vena Cava. 8. Blood clotting disorders occur in the genetic disorder called..... A) Thalassemia Thalassemia. B) Hemophilia Hemophilia. C) Both. D) None is none. Show Answer Correct Answer: B) Hemophilia Hemophilia. 9. What is a function of the Circulatory System? A) It removes waste products. B) It carries oxygen. C) It carries nutrients to cells. D) All of them are true. Show Answer Correct Answer: D) All of them are true. 10. Root pressure helps in ..... A) Downward movement of water in xylem pathways. B) Upward movement of water in xylem. C) Both. D) None is none. Show Answer Correct Answer: B) Upward movement of water in xylem. 11. What is the name of the liquid part of blood? A) Lava. B) Plasma. C) Platelets. D) None of above. Show Answer Correct Answer: B) Plasma. 12. Where does cellular respiration occur? A) Nucleus. B) Mitochondria. C) Vacuoles. D) Chloroplast. Show Answer Correct Answer: B) Mitochondria. 13. Lung A) Muscle. B) Fat. C) Lung. D) Chest. Show Answer Correct Answer: C) Lung. 14. What is the bursting of a blood vessel called? A) Myocardial infaction. B) Stroke. C) Aneurysm. D) Embolus. Show Answer Correct Answer: C) Aneurysm. 15. Building immunity in humans, which is correct? A. Vaccination to prevent influenza. It is the creation of self-immunity (active immunization) B. Feeding babies with breast milk It provides immunity comparable to playing with a friend who has the flu. Having measles since childhood It is an inherited immunity (passive immunization) that prevents this disease from occurring again for the rest of one's life. A) G. B) A B. C) C. D) A B C. Show Answer Correct Answer: A) G. 16. It is important to keep our vertebral column: A) Straight. B) Bent. Show Answer Correct Answer: A) Straight. 17. Where do the nutrients in the body come from? A) Heart. B) Kidneys. C) Small intestine. D) Lungs. Show Answer Correct Answer: C) Small intestine. 18. State the type of blood transported by pulmonary vein. A) Oxygenated blood. B) Deoxygenated blood. Show Answer Correct Answer: A) Oxygenated blood. 19. Phagocytes do what A) Carry oxygen. B) Surround and consume microorganisms. C) Help clot blood. D) Clean the blood. Show Answer Correct Answer: B) Surround and consume microorganisms. 20. Which type of blood vessels carries blood away from the heart? A) Veins. B) Arteries. C) Capillaries. D) Arteries, veins and capillaries. Show Answer Correct Answer: B) Arteries. ← PreviousNext →Related QuizzesScience QuizzesCirculatory System Quiz 1Circulatory System Quiz 2Circulatory System Quiz 3Circulatory System Quiz 4Circulatory System Quiz 5Circulatory System Quiz 6Circulatory System Quiz 7Circulatory System Quiz 8Circulatory System Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books