This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 708 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 708 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Blood cells are made of plasma, red blood cells, white blood cells and capillaries. A) True. B) False. Show Answer Correct Answer: B) False. 2. -Components of the bloodresponsible for carrying oxygen and carbon dioxide. A) Red Blood Cell (RBC). B) Platelets. C) Plasma. D) None of above. Show Answer Correct Answer: A) Red Blood Cell (RBC). 3. Which blood component carries oxygen to all body cells? A) Plasma. B) Red Blood Cells. C) Platelets. D) White Blood Cells. Show Answer Correct Answer: B) Red Blood Cells. 4. The heart muscle is generally ..... A) Strong. B) Weak. C) Depends on the person. D) I don't know. Show Answer Correct Answer: A) Strong. 5. Doctors use stethoscope to hear the sounds produced during each cardiac cycle. The second sound is heard when A) AV valves open up. B) Ventricular walls vibrate due to gushing in of blood from atria. C) Semilunar valves close down after the blood flows into vessels from ventricles. D) AV nodes receive signals from SA nodes. Show Answer Correct Answer: C) Semilunar valves close down after the blood flows into vessels from ventricles. 6. The circulatory system is composed of the heart, blood, and blood (a) A) A vessels. B) Four. C) Muscle. D) None of above. Show Answer Correct Answer: A) A vessels. 7. What are the tubes that carry blood throughout the body? A) Veins. B) Capillary. C) Artery. D) Blood vessel. Show Answer Correct Answer: D) Blood vessel. 8. The blood pressure of 120/75 mm Hg means 120 is the A) Systolic reading. B) Diastolic reading. C) Sister reading. D) Disaster reading. Show Answer Correct Answer: A) Systolic reading. 9. In performing the life processes, the cells produce waste materials. These materials are known as ..... A) Metabolic wastes. B) Metabolism. C) Carbon dioxide. D) Platelets. Show Answer Correct Answer: A) Metabolic wastes. 10. How does oxygenated and deoxygenated blood circulate through the body? A) Through the digestive system. B) Through the nervous system. C) Through the skeletal system. D) Through the circulatory system. Show Answer Correct Answer: D) Through the circulatory system. 11. Which of the following is NOT true about the ventricles? A) Pumps blood out to the arteries. B) Receives only oxygenated blood. C) Receives blood from the atria. D) Separated by the interventricular septum. Show Answer Correct Answer: B) Receives only oxygenated blood. 12. Which part of the blood is the liquid part? A) Cells. B) Water. C) Plasma. D) Platelets. Show Answer Correct Answer: C) Plasma. 13. Blood vessels help to carry the blood throughout the body. A) True. B) False. Show Answer Correct Answer: A) True. 14. Tiny cell fragments (pieces) that help to stop bleeding are called ..... A) Capillaries. B) Platelets. C) Red blood cells. D) None of above. Show Answer Correct Answer: B) Platelets. 15. Arteries take blood ..... from the heart. A) Away. B) To. C) Backward. D) None of above. Show Answer Correct Answer: A) Away. 16. ..... carry blood to all parts of our body. A) Heart muscles. B) Capillaries. C) Blood vessels. D) Arteries. Show Answer Correct Answer: C) Blood vessels. 17. Which of the following indicates the pathway of water through a plant? A) Stomata=>Root hair cell=>Xylem. B) Root hair cell=>Xylem=>Stomata. C) Xylem=>Stomata=>Root hair cell. D) None of above. Show Answer Correct Answer: B) Root hair cell=>Xylem=>Stomata. 18. Which two substances make up most of our blood? A) Red and white blood cells. B) Red blood cells and platelets. C) Plasma and red blood cells. D) Plasma and white blood cells. Show Answer Correct Answer: C) Plasma and red blood cells. 19. In the lungs, the bronchi divide into ..... A) Bronchioles. B) Alveoli. C) Lungs. D) Bronchitis. Show Answer Correct Answer: A) Bronchioles. 20. Carbon dioxide comes in from the stomata, and then makes through the gaps in the ..... mesophyll layer A) Spongy. B) Rugged. C) Hard. D) Thick. Show Answer Correct Answer: A) Spongy. ← 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