This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 155 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 155 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Who is in charge of taking blood from the rest of the body to the heart? A) Veins. B) Arteries. C) Capillaries. D) None of above. Show Answer Correct Answer: A) Veins. 2. This system is important to our circulatory system because this is where makes red blood cells are made A) Nervous. B) Circulatory. C) Respiratory. D) Skeletal. Show Answer Correct Answer: D) Skeletal. 3. The ..... PUMPS blood to the lungs through the pulmonary arteries. A) Right Atrium. B) Right Ventricle. C) Left Atrium. D) Left Ventricle. Show Answer Correct Answer: B) Right Ventricle. 4. Name the largest White Blood Cell? A) Neutrophils. B) Lymphocytes. C) Monocytes. D) None of the above. Show Answer Correct Answer: B) Lymphocytes. 5. The largest artery in the body is the? A) Superior vena cava. B) Carotid artery. C) Aorta. D) Inferior vena cava. Show Answer Correct Answer: C) Aorta. 6. What organ is responsible in pumping the blood? A) Heart. B) Blood vessel. C) Lungs. D) Brain. Show Answer Correct Answer: A) Heart. 7. Our its way back to our HEART, blood passes on waste substances to same organs. These waste substances are eventually passed out from our body. When blood reaches our heart again, it is sent to the lungs where CARBON DIOXIDE is removed and WATER is taken in. A) True. B) False. Show Answer Correct Answer: B) False. 8. Which of the 3 blood vessels carries blood back to the heart? A) Artery. B) Vein. C) Capillary. D) None of above. Show Answer Correct Answer: B) Vein. 9. The patrol agents in the blood are A) Hormones and enzymes. B) Albumins and globulins. C) White blood cells and antibodies. D) Plasma and formed elements. Show Answer Correct Answer: C) White blood cells and antibodies. 10. What is the liquid part of blood? A) Platelets. B) White blood cells. C) Red blood cells. D) Plasma. Show Answer Correct Answer: D) Plasma. 11. True or False:Our lungs are a solid mass A) True. B) False. C) This is not an answer, don't click here. D) This is not an answer, don't click here. Show Answer Correct Answer: B) False. 12. What does the Circulatory System consist of? A) Heart, Blood Vessels, Blood. B) Heart, Lungs, Jaw. C) Lungs, Quads, Heart. D) Everything in the rib cage. Show Answer Correct Answer: A) Heart, Blood Vessels, Blood. 13. Aid in coagulation & also known as platelets. A) Erythrocytes. B) Leukocytes. C) Thrombocytes. D) Plasma. Show Answer Correct Answer: C) Thrombocytes. 14. All arteries carry oxygenated blood except ..... A) Pulmonary artery. B) Pulmonary veins. C) Aorta. D) Vena cava. Show Answer Correct Answer: A) Pulmonary artery. 15. How many chambers are there in a heart? A) 0. B) 1. C) 4. D) 5. Show Answer Correct Answer: C) 4. 16. The function of blood plasma is ..... A) To distribute nutrients. B) As antibody. C) To help blood clotting. D) All of the above are correct. Show Answer Correct Answer: D) All of the above are correct. 17. Which of the following is not true about arteries? A) They are under high pressure. B) They have thick walls. C) They have valves. D) They usually carry oxygenated blood. Show Answer Correct Answer: C) They have valves. 18. Which plant tissue transports water and min-erals from the roots to the leaf? A) Xylem. B) Phloem. C) Parenchyma. D) Collenchyma. Show Answer Correct Answer: A) Xylem. 19. Which part of your body is roughly the size of your heart? A) Brain. B) Clenched Fist. C) Feet. D) None of above. Show Answer Correct Answer: B) Clenched Fist. 20. Which of the following is responsible for the red colour of red blood cells? A) Oxygen. B) Ill. C) Hemoglobin. D) Anemia. Show Answer Correct Answer: C) Hemoglobin. ← 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