This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 96 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 96 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Each day human heart pumps approximately ..... litres of blood A) 5, 000. B) 1, 000. C) 7, 570. D) 2, 560. Show Answer Correct Answer: C) 7, 570. 2. What prevents blood from flowing back into the atria when the ventricles contract? A) Semilunar valves. B) Sinoatrial node. C) Atrioventricular node. D) Tricuspid and bicuspid valves. Show Answer Correct Answer: D) Tricuspid and bicuspid valves. 3. The blood leaves the heart through ..... and returns through ..... A) Arteries / veins. B) Veins / arteries. C) Arteries / capillaries. D) None of above. Show Answer Correct Answer: A) Arteries / veins. 4. Why would the lumen (space) inside an artery be smaller than the lumen inside a vein? A) The vein needs more space because it carries more blood. B) The artery needs less space to maintain blood pressure. C) The vein needs more space because the blood will flow backwards in them. D) The artery needs less space so that oxygen and glucose can be exchanged for carbon dioxide and urea from cells. Show Answer Correct Answer: B) The artery needs less space to maintain blood pressure. 5. What does blood help remove from cells? A) Water. B) Glucose. C) Disease. D) Waste. Show Answer Correct Answer: D) Waste. 6. What is the" Red" part of the heart? A) Arteries. B) Single. C) Heart. D) Vessels. Show Answer Correct Answer: A) Arteries. 7. What term is used for the transference of a gene from one organism to another? A) A artificial selection. B) B genetic engineering. C) C mutation. D) D natural selection. Show Answer Correct Answer: B) B genetic engineering. 8. Blood cells are made here A) Bone marrow. B) Heart. C) Lungs. D) Capillaries. Show Answer Correct Answer: A) Bone marrow. 9. Blood travels throughout the entire body in different types of blood vessels. There are three main kinds of blood vessels. These blood vessels are known as the: A) Arteries, Ventricles, and Veins. B) Arteries, Capillaries, and Veins. C) Arteries, Valves, and Ventricles. D) Arteries, Vessels, and Capillaries. Show Answer Correct Answer: B) Arteries, Capillaries, and Veins. 10. What part of the heart pumps blood out to the rest of the body? A) Left ventricle. B) Right ventricle. C) Left atrium. D) Right atrium. Show Answer Correct Answer: A) Left ventricle. 11. What connects the Arteries and the Veins A) Plasma. B) Platelets. C) Capillaries. D) Valves. Show Answer Correct Answer: C) Capillaries. 12. What blood type has anti-A antibodies? A) Type A. B) Type B. C) Type AB. D) Type O. Show Answer Correct Answer: B) Type B. 13. Like the heart, veins have ..... that keep the blood from flowing backward. A) Ventricles. B) Valves. Show Answer Correct Answer: B) Valves. 14. How many times does a Blue Whale's heart beat per minute? A) 50 times. B) 1, 000 times. C) 90 times. D) 2, 000 times. E) 5 times. Show Answer Correct Answer: E) 5 times. 15. Clusters of tiny air sacs that allow the exchange of oxygen and carbon dioxide A) Pharynx. B) Diaphragm. C) Alveoli. D) Lungs. Show Answer Correct Answer: C) Alveoli. 16. In which type of heart is there mixing of oxygenated and deoxygenated blood? A) Fish. B) Frog. C) Crocodile. D) Bird. Show Answer Correct Answer: B) Frog. 17. What is the dome-shaped muscle that works with your lungs? A) Biceps. B) Triceps. C) Diaphragm. D) Rectus abdominis. Show Answer Correct Answer: C) Diaphragm. 18. Fibrinogen in you blood helps in ..... A) Transporting nutrients in the form of blood. B) Absorbing waste materials. C) Collecting oxygen. D) Clotting of blood. Show Answer Correct Answer: D) Clotting of blood. 19. What is the difference between granulocytes and agranulocytes? A) Granulocytes have granules, agranulocytes do not. B) Granulocytes are red blood cells, agranulocytes are white blood cells. C) Granulocytes transport oxygen, agranuloctyes defend against diseases. D) Granulocytes are in the muscles, agranulocytes are in the bladder. Show Answer Correct Answer: A) Granulocytes have granules, agranulocytes do not. 20. How is the cardiac cycle recorded? A) Electrocardiogram (ECG or EKG). B) Electroencephalogram (EEG). C) MRI image. D) Myogram. Show Answer Correct Answer: A) Electrocardiogram (ECG or EKG). ← 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