This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 680 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 680 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following cellular elements that play role as function in blood clotting? A) Erythrocytes. B) Leukocytes. C) Platelets. D) Plasma. Show Answer Correct Answer: C) Platelets. 2. What is a Lymphocyte? A) White Blood Cell. B) Red Blood Cell. C) Lymph. D) Mlerp. Show Answer Correct Answer: A) White Blood Cell. 3. To strike violently or forcefully and repeatedly. A) Muscle. B) Waste. C) Tissue. D) Speed Up. E) Beat. Show Answer Correct Answer: E) Beat. 4. What metal-based molecule does hemolymph rely on for carrying oxygen A) Iron. B) Copper. C) Silver. D) Gold. Show Answer Correct Answer: B) Copper. 5. Platelets main function is to ..... A) Clot the blood. B) Carry oxygen. C) Fight infection. D) Carry carbon dioxide. Show Answer Correct Answer: A) Clot the blood. 6. The ..... ventricle pumps blood around the body. A) Right. B) Left. Show Answer Correct Answer: B) Left. 7. What do the arteries deliver to the body? A) Carbon dioxide. B) Ham and pineapple pizza. C) Oxygen and nutrients. D) None of above. Show Answer Correct Answer: C) Oxygen and nutrients. 8. What is like the highway for the blood? A) Heart. B) Vessels. C) Capillaries. D) Lungs. Show Answer Correct Answer: B) Vessels. 9. The left atrium receive the blood from the lungs through ..... A) Aorta. B) Pulmonary artery. C) Pulmonary veins. D) Vena cava. Show Answer Correct Answer: C) Pulmonary veins. 10. What is the function of the lungs? A) Organs where gas exchange takes place. B) Organs where blood is filtered. C) Organs where blood is pumped around the body. D) Organ where food is broken down into molecules that the body can use. Show Answer Correct Answer: A) Organs where gas exchange takes place. 11. When you are sleeping, the heart pumps very fast to provide oxygen needed by your body. A) True. B) False. C) When I sleep, I only dream about him. D) My heart pump fast when I dream him. Show Answer Correct Answer: B) False. 12. Blood pressure is highest in ..... A) Arteries. B) Capillaries. C) Veins. D) None of above. Show Answer Correct Answer: A) Arteries. 13. ) WBC develops in the bone marrow and matures in lymph nodes & organs2.) It is the soldiers of the body A) Both statements are true. B) Both statements are false. C) 1st statement is true, 2nd statement is false. D) 1st statement is false, 2nd statement is true. Show Answer Correct Answer: A) Both statements are true. 14. There is another system of vessels in the body that circulates fluid important for the immune system in a way that is similar to veins. What is it called? A) The digestive system. B) The respiratory system. C) The lymphatic system. D) The muscles. Show Answer Correct Answer: C) The lymphatic system. 15. The heart consists of ..... side(s). A) 2. B) 4. C) 3. D) 1. Show Answer Correct Answer: A) 2. 16. ..... carries blood at a very high pressure A) Auricles. B) Ventricles. C) Arteries. D) Veins. Show Answer Correct Answer: C) Arteries. 17. The pressure exerted on the arterial walls when the heart relaxes is called the A) Diastolic pressure. B) Systolic pressure. C) Hydrostatic pressure. D) Osmotic pressure. Show Answer Correct Answer: A) Diastolic pressure. 18. A group of organisms of the same species living in the same area are called a/an ..... A) Community. B) Habitat. C) Population. D) Ecosystem. Show Answer Correct Answer: C) Population. 19. How many sets of valves are found in the human heart? A) 1 set. B) 2 sets. C) 3 sets. D) 4 sets. Show Answer Correct Answer: D) 4 sets. 20. During cooperative loading which substance makes a conformational change? A) Oxygen. B) Haemoglobin. C) Alpha chain. D) None of above. Show Answer Correct Answer: B) Haemoglobin. ← 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