This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 394 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 394 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Root hairs are responsible for ..... A) Water absorption నీటి శోషణ. B) Mineral absorption Absorption of substances. C) Both. D) Water pressure. Water pressure. Show Answer Correct Answer: A) Water absorption నీటి శోషణ. 2. Name the two types of chambers in the heart. A) Atrium Ventricle. B) Vein Artery. C) Pulmonary Aorta. D) Atrium Artery. Show Answer Correct Answer: A) Atrium Ventricle. 3. Oxygen-transporting protein in red blood cells that gives the cells their characteristic red color. A) Thrombin. B) Hematocrit. C) Hemoglobin. D) Hemostasis. Show Answer Correct Answer: C) Hemoglobin. 4. The heart is an organ made mostly of what type of tissue? A) Connective tissue. B) Smooth muscle tissue. C) Cardiac muscle tissue. D) None of above. Show Answer Correct Answer: C) Cardiac muscle tissue. 5. What is the role of the platelets A) Blood clothing. B) Fight infection. C) Carry oxygen. D) None of above. Show Answer Correct Answer: A) Blood clothing. 6. Your "resting" heart rate can be measured when you are ..... A) Performing a strenuous activity. B) Frightened. C) Calm and still. D) None of above. Show Answer Correct Answer: C) Calm and still. 7. Circulatory System supplies cells, tissues and organs with: A) Water. B) Oxygen and nutrients. C) Waste products formed during respiration. D) Water, oxygen and nutrients. Show Answer Correct Answer: D) Water, oxygen and nutrients. 8. What are the smaller branched tubes that connect the arteries and veins called? A) Mini veins. B) Blood vessels. C) Capillaries. D) None of above. Show Answer Correct Answer: C) Capillaries. 9. What chamber of the heart recieves blood? A) They keep the blood flowing one way. They stop blood flowing back into the chamber that they left. B) No pulmonary arter carries oxygen poor blood to the lungs. C) Right atrium. D) Left atrium. Show Answer Correct Answer: D) Left atrium. 10. Does the type of gasoline put in a car effect how fast the car can drive. What is the independent variable? A) Type of gasoline. B) Which car the gas is put into. C) How fast the car can drive. D) How much gas is put into the car. Show Answer Correct Answer: A) Type of gasoline. 11. Which of the blood vessels have greatest blood pressure? A) Veins. B) Capillaries. C) Atria. D) Arteries. Show Answer Correct Answer: D) Arteries. 12. What are the four valves of the heart A) Aorta, pulmonary, atrium, ventricle valves. B) Bicuspid, tricuspid, pulmonary, atrium valves. C) Aortic, pulmonary, bicuspid, tricuspid valves. D) Aortic, pulmonary, tricuspid, vena cava valves. Show Answer Correct Answer: C) Aortic, pulmonary, bicuspid, tricuspid valves. 13. What is NOT correct about the tissue of the blood vessels? A) The tunica intima is made up of simple squamous epithelium. B) The tunica media is made up of smooth muscle cells. C) The tunica externa is made up mostly of collagen. D) The tunica externa is thin to allow blood to move through easily. Show Answer Correct Answer: D) The tunica externa is thin to allow blood to move through easily. 14. Blood gets its bright red color and dark red color because of hemoglobin. Bright red color of blood occur when ..... A) Blood has been deoxygenated. B) Blood has been oxygenated. Show Answer Correct Answer: B) Blood has been oxygenated. 15. It lets the blood being pumped from the heart to the lungs. A) Aortic valve. B) Tricuspid valve. C) Bicuspid valve. D) Pulmonary valve. Show Answer Correct Answer: D) Pulmonary valve. 16. You have ..... to the types of blood that you aren't circulating in the blood A) Antigen. B) Antibody. Show Answer Correct Answer: B) Antibody. 17. Flaps of tissue that open and close to allow the flow of blood in one direction only. A) Valves. B) Atriums. C) Ventricles. D) There's something that does that?. Show Answer Correct Answer: A) Valves. 18. This vessel is equipped with valves and a large lumen to push blood flowing at a low pressure through it A) Arteries. B) Veins. C) Capillaries. D) None of above. Show Answer Correct Answer: B) Veins. 19. How does the heart receive its own blood supply? A) Through aorta. B) Through capillaries. C) Through pulmonary vein. D) Through coronary arteries. Show Answer Correct Answer: D) Through coronary arteries. 20. This is the biggest artery in the body. A) Vena Cava. B) Aorta. C) Pulmonary Artery. D) Septum. Show Answer Correct Answer: B) Aorta. ← 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