This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Physical Education Chapter 9 Physiology And Exercise – Quiz 25 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 25 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which is NOT a function of the Respiratory System? A) It warms the air. B) It exchanges O$_{2}$ and CO$_{2}$. C) It pumps blood to the organs. D) It creates sound through the larynx. Show Answer Correct Answer: C) It pumps blood to the organs. 2. These are made up of hundreds or thousands of smaller units called amino acids. A) CARBOHYDRATES. B) FATS. C) PROTEINS. D) VITAMINS. Show Answer Correct Answer: C) PROTEINS. 3. In which blood vessels connected to the heart does the blood have the lowest carbon dioxide concentration? A) Pulmonary vein. B) Vena cava. C) Pulmonary artery. D) Coronary vein. Show Answer Correct Answer: A) Pulmonary vein. 4. Who is considered as Father of medicines? A) Hippocrates. B) Aristotle. C) Hirophilus. D) Erasistratus. Show Answer Correct Answer: A) Hippocrates. 5. What is the correct organizational sequence of the nervous system when a stimulus is introduced? A) Interneuron, afferent, and efferent. B) Efferent, interneuron, and afferent. C) Afferent, efferent, and interneuron. D) Afferent, interneuron, and efferent. Show Answer Correct Answer: D) Afferent, interneuron, and efferent. 6. Breathing rate is ..... A) An increase in the number of times you breathe per minute. B) An increase in the number of times you breathe per hour. C) An increase in the number of times you breathe during exercise. D) An increase in the number of times you breathe during rest. Show Answer Correct Answer: A) An increase in the number of times you breathe per minute. 7. Growth factors are responsible for calling additional cells to a wound. Which types of cells might respond to the growth factors? A) Fibroblasts and melanocytes. B) Connective tissue cells. C) Epithelial and muscle cells. D) Neutrophils and macrophages. Show Answer Correct Answer: D) Neutrophils and macrophages. 8. Site of water absorption A) Flowers. B) Stem. C) Leaves. D) Root. Show Answer Correct Answer: D) Root. 9. Which history increases the risk of Diabetes Mellitus? A) Having Gestational Diabetes Mellitus (GDM) or giving birth to a baby over 4 kilograms. B) Having a cold during pregnancy. C) Eating only vegetables during pregnancy. D) Exercising regularly during pregnancy. Show Answer Correct Answer: A) Having Gestational Diabetes Mellitus (GDM) or giving birth to a baby over 4 kilograms. 10. What is the main action of somatostatin? A) Enhance glycogen synthesis. B) Increase glucose production. C) Inhibit both insulin and glucagon secretion. D) Stimulate insulin secretion. Show Answer Correct Answer: C) Inhibit both insulin and glucagon secretion. 11. What is forelimb? A) Posterior limb. B) Hands and legs. C) Anterior limb. D) Skull and hip. Show Answer Correct Answer: C) Anterior limb. 12. This is the result of an increase of negative charge within the cell; thus, making it more negative than usual. A) Depolarization. B) Hyperplasia. C) Hypertrophy. D) Hyperpolarization. Show Answer Correct Answer: D) Hyperpolarization. 13. Vasopressin is called as ..... A) Synovial fluid. B) Neurotransmitter. C) Antidiuretic hormone. D) Growth regulating substance. Show Answer Correct Answer: C) Antidiuretic hormone. 14. A neuron that conveys sensory impulse from a receptor to the central nervous system is called A) Afferent Nerve. B) Efferent Nerve. C) Both. D) None. Show Answer Correct Answer: B) Efferent Nerve. 15. Increase in muscle pliability is A) An acute response involving flexibility of muscles. B) An acute response involving tearing muscles. C) An adaptation involving flexibility of muscles. D) An adaptation involving flexibility of muscles. Show Answer Correct Answer: A) An acute response involving flexibility of muscles. 16. This muscle is responsible for isometric, eccentric, and concentric contraction. A) Agonist. B) Antagonist. C) Fixator. D) Synergist. Show Answer Correct Answer: A) Agonist. 17. A waste product that diffuses out of the cell is ..... A) Oxygen. B) Glucose (food). C) Bacteria. D) Carbon dioxide. Show Answer Correct Answer: D) Carbon dioxide. 18. About how many liters of blood per minute does your lungs receive when you are at rest? A) 2-4 L. B) 3-5 L. C) 4-6 L. D) 5-7 L. E) 6-8 L. Show Answer Correct Answer: C) 4-6 L. 19. Assertion (A):The SA node (sino-atrial node) is the natural pacemaker.Reason (R ):Generates the action potentials in the conducting system. A) Statement A is correct R is wrong. B) Statement A is wrong R is correct. C) Both Statement A and R is wrong. D) Both Statement A and R is correct. Show Answer Correct Answer: C) Both Statement A and R is wrong. 20. The femur supports body weight when standing. A) Anatomy. B) Physiology. C) Both. D) None of the above. Show Answer Correct Answer: B) Physiology. 21. The left lung is narrower because A) It must make room for the heart. B) Left lung has less alveoli. C) It is never fully developed. D) All the above. Show Answer Correct Answer: A) It must make room for the heart. 22. What is an example of an Acquired Immunity? A) Barriers. B) Vaccines. C) Swollen Lymph nodes. D) Scabs. Show Answer Correct Answer: B) Vaccines. 23. What type of tissue connects the skeletal muscle to a bone? A) Ligament. B) Fibrous connective tissue. C) Tendon. D) Epimysium. Show Answer Correct Answer: C) Tendon. 24. Veins take blood ..... (except the pulmonary vein) A) Away from the heart. B) From the heart to the lungs. C) From the body to the heart. D) From the lungs to the heart. Show Answer Correct Answer: C) From the body to the heart. 25. Which part of the intrinsic conduction system connects the atria to the ventricles, and when damaged can cause various degrees of heart block? A) Atrioventricular (AV) node. B) Bundles of His. C) Purkinje fibers. D) Sinoatrial (SA) node. Show Answer Correct Answer: A) Atrioventricular (AV) node. ← PreviousNext →Related QuizzesClass 12 Physical Education Chapter 9 Physiology And Exercise Quiz 1Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 2Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 3Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 4Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 5Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 6Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 7Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 8Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 9Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books