This quiz works best with JavaScript enabled. Home > Cbse > Class 12 > Common Subjects > Physical Education > Class 12 Physical Education Chapter 9 Physiology And Exercise – Quiz 11 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 11 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The femur supports body weight when standing. A) Anatomy. B) Physiology. C) Both. D) None of the above. Show Answer Correct Answer: B) Physiology. 2. 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. 3. What is an example of an Acquired Immunity? A) Swollen Lymph nodes. B) Scabs. C) Vaccines. D) Barriers. Show Answer Correct Answer: C) Vaccines. 4. What type of tissue connects the skeletal muscle to a bone? A) Epimysium. B) Tendon. C) Ligament. D) Fibrous connective tissue. Show Answer Correct Answer: B) Tendon. 5. Veins take blood ..... (except the pulmonary vein) A) From the body to the heart. B) Away from the heart. C) From the heart to the lungs. D) From the lungs to the heart. Show Answer Correct Answer: A) From the body to the heart. 6. Which part of the intrinsic conduction system connects the atria to the ventricles, and when damaged can cause various degrees of heart block? A) Sinoatrial (SA) node. B) Bundles of His. C) Purkinje fibers. D) Atrioventricular (AV) node. Show Answer Correct Answer: D) Atrioventricular (AV) node. 7. What is the MOST common form that Carbon Dioxide takes when your body is at rest? A) Bicarbonate ion. B) Ethanol. C) Carbonic acid. D) Carbon monoxide. Show Answer Correct Answer: A) Bicarbonate ion. 8. The following activities can enhance your cardiovascular endurance except ..... A) WEIGHT LIFTING. B) ZUMBA. C) TAEBO. D) SWIMMING. Show Answer Correct Answer: A) WEIGHT LIFTING. 9. Where is fixed joints in human body? A) Vertebrae and cartilage. B) Ball and socket. C) Rotation and flexion. D) Cranium and pelvis. Show Answer Correct Answer: D) Cranium and pelvis. 10. The segment of a myofibril that is called a sarcomere runs from ..... A) One Z line to the next Z line. B) One H zone to the next H zone. C) One A band to the next A band. D) One end of a skeletal muscle to the opposite end. Show Answer Correct Answer: A) One Z line to the next Z line. 11. On the basis of functions, joints are classified into A) Freely movable, movable. B) Immovable joints, freely movable joints, slightly movable. C) Freely movable, immovable. D) Slightly movable, freely movable. Show Answer Correct Answer: B) Immovable joints, freely movable joints, slightly movable. 12. What is the name of the connective tissue covering that covers the entire muscle organ? A) Endomysium. B) Fascicle. C) Perimysium. D) Epimysium. Show Answer Correct Answer: D) Epimysium. 13. The lengthening of muscle during contraction is called A) Eccentric contraction. B) Concentric contraction. C) Isometric Contraction. D) None. Show Answer Correct Answer: A) Eccentric contraction. 14. The emptying of the atria is controlled by the: A) Purkinje fibres. B) AV node. C) SA node. D) Bundle of His. Show Answer Correct Answer: C) SA node. 15. Which neurotransmitter triggers REM Sleep? A) Acetylcholine. B) GABA. C) Dopamine. D) Glycine. Show Answer Correct Answer: A) Acetylcholine. 16. Elbow joint is an example of which type of joint A) Ball & Socket. B) Hinge. C) Pivot. D) Saddle. Show Answer Correct Answer: B) Hinge. 17. Which of the following is the name given to the connective tissue that covers of a muscle fascicle or bundle of muscle? A) Epimysium. B) Endomysium. C) Myofilament. D) Perimysium. Show Answer Correct Answer: D) Perimysium. 18. If a muscle does not relax at all between contractions A) Fast twitch. B) Slow twitch. C) Atrophy. D) Tetanus. Show Answer Correct Answer: D) Tetanus. 19. If 80 numbers of bones are in axial skeleton then the number of bones in appendicular skeleton would be A) 116.0. B) 106.0. C) 136.0. D) 126.0. Show Answer Correct Answer: D) 126.0. 20. Name the type of joint movement between the thigh bone and hip girdle A) Combination of Adduction, Circumduction, Flexion, Abduction. B) Freely moveable joint. C) Hinge joint. D) None of the above. Show Answer Correct Answer: A) Combination of Adduction, Circumduction, Flexion, Abduction. 21. Generating the force or movement in response to a physiological stimulus is the primary function of? A) Heart. B) Organs. C) Muscles. D) Lungs. Show Answer Correct Answer: C) Muscles. 22. Average red blood cells produced each second by bone marrow ..... A) 2.6 million. B) 2.3 million. C) 2.8 million. D) 2.5 million. Show Answer Correct Answer: A) 2.6 million. 23. The total number of alveoli present in the human lungs is estimated to be around ..... A) 800 million. B) 500 million. C) 1500 million. D) 1 billion. Show Answer Correct Answer: B) 500 million. 24. Myofibrils are not composed of sacromeres A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 25. A motor unit is made up of ..... A) All the muscle fibers within a given muscle. B) A motor neuron and the muscle fibers it innervates. C) All the neurons going into an individual section of the body. D) A fascicle and a nerve. Show Answer Correct Answer: B) A motor neuron and the muscle fibers it innervates. 26. Arrange the following bones of hand in the correct order A) Metacarpal, carpal, phalanges,. B) Phalanges, carpal, metacarpals. C) Carpal, metacarpal, phalanges. D) None of the above. Show Answer Correct Answer: C) Carpal, metacarpal, phalanges. 27. Fast twitch muscles ..... slow twitch muscles A) Aerobic exercise, tire quickly anaerobic exercise, tire less quickly. B) Anaerobic exercise, tire quickly aerobic exercise, tire less quickly. C) Muscles that don't receive enough calcium to use acetylcholine in the sarcoplasmic reticulum. D) When a muscle myogram makes a tetanic contraction and the I band takes over the A band. Show Answer Correct Answer: B) Anaerobic exercise, tire quickly aerobic exercise, tire less quickly. 28. Benefits of exercise on skeletal system. Which of the following is wrong answer A) Exercise strengthens joints. B) It brings unhealthy lifestyle. C) Skeletal is increases flexibility. D) It gives good posture. Show Answer Correct Answer: B) It brings unhealthy lifestyle. 29. What is exercise Physiology? A) It's bodily exercises. B) Study of metabolic responses to Physical activity. C) Homeostasis during exercise. D) None of the above. Show Answer Correct Answer: B) Study of metabolic responses to Physical activity. 30. What comes next?Mouth > Esophagus > Stomach > ..... A) SMALL INTESTINE. B) LARGE INTESTINE. C) LIVER. D) PANCREAS. Show Answer Correct Answer: A) SMALL INTESTINE. 31. The bones around the axis come under A) Axial skeleton. B) Appendicular skeleton. C) Both A and B. D) None of the above. Show Answer Correct Answer: A) Axial skeleton. 32. What is the half-life of insulin in circulation? A) 5 minutes. B) 1 hour. C) 1 minute. D) 30 minutes. Show Answer Correct Answer: A) 5 minutes. 33. The oxygen-carrying protein in blood A) Hemoglobin. B) Blood. C) Platelets. D) Plasma. Show Answer Correct Answer: A) Hemoglobin. 34. The body's use of molecules for energy and growth A) Protein. B) Starch. C) System. D) Metabolism. Show Answer Correct Answer: D) Metabolism. 35. The volume of the lungs decreases during ..... A) Inhalation. B) Exhalation. C) All the above. D) None of the above. Show Answer Correct Answer: B) Exhalation. 36. 'The volume of air that remains in the lungs after forced maximum expiration (fully exhaling)' is ..... A) Inspiratory reserve volume. B) Residual volume. C) Breathing rate. D) Tidal volume. E) Expiratory reserve volume. Show Answer Correct Answer: B) Residual volume. 37. Which of the following is an example of a short bone? A) Pelvis. B) Fiblua. C) Cranium. D) Carpals. Show Answer Correct Answer: D) Carpals. 38. Regarding the cardiac cycle, which of the following is FALSE? A) Left ventricle (LV) systole has three phases. B) Isovolumic contraction occurs after mitral valve closure. C) The decrease in ejection fraction (EF) is proportional to the decrease in LV function. D) Isovolumic contraction occurs in both the LV and right ventricle (RV). Show Answer Correct Answer: D) Isovolumic contraction occurs in both the LV and right ventricle (RV). 39. Which movement is abduction? A) Movement towards posterior side. B) Movement towards flexor. C) Movement towards midline. D) Movement away from midline of body. Show Answer Correct Answer: D) Movement away from midline of body. 40. Training reduces the recruitment of: A) Slow-twitch fibers. B) Motor units. C) Type I fibers. D) All fiber types equally. Show Answer Correct Answer: B) Motor units. 41. Gymnasium may NOT contain following: A) Dumbbell. B) Weights for lifting. C) Mat. D) Tread-Mill. Show Answer Correct Answer: C) Mat. 42. What is the minimum level of stimulus required to trigger the initial contraction of a muscle fiber? A) Submaximal stimulus. B) Threshold stimulus. C) All-or-nothing stimulus. D) Minimal stimulus. Show Answer Correct Answer: B) Threshold stimulus. 43. Into what does the neuron release its neurotransmitter at the neuromuscular junction? A) Motor end plate. B) Cytoplasm of the muscle cell. C) Synapse. D) Terminal cisternae. Show Answer Correct Answer: C) Synapse. 44. Explain the role of platelets in blood clotting. A) Platelets are involved in the digestion of food. B) Platelets primarily function to regulate blood pressure. C) Platelets help form a plug at injury sites and promote blood clotting through aggregation and the release of clotting factors. D) Platelets are responsible for transporting oxygen in the blood. Show Answer Correct Answer: C) Platelets help form a plug at injury sites and promote blood clotting through aggregation and the release of clotting factors. 45. Regular exercise will cause the following long-term aerobic adaptations to the muscular system. A) Increased mitochondria, increased myoglobin and increased use of fat (as an energy source). B) Increased mitochondria, reduced myoglobin and increased use of glycogen. C) Increased myoglobin, increased tolerance to lactate and increased stores of glycogen. D) None of the above. Show Answer Correct Answer: A) Increased mitochondria, increased myoglobin and increased use of fat (as an energy source). 46. Which cell type produces melanin? A) Langerhans. B) Melanocyte. C) Carotene. D) Keratinocyte. Show Answer Correct Answer: B) Melanocyte. 47. How can knowledge of the pinneal gland function be applied A) To restore sleep by the use of melatonin. B) To reduce sperm production in male contraception. C) To regulate blood sugar in type I dibetes. D) To trigger ovulation during an IVF treatment. Show Answer Correct Answer: A) To restore sleep by the use of melatonin. 48. What is the energy source of "Aerobic Glycolysis" ? A) Lactic Acid. B) Glucose. C) Creatine Phosphate. D) Amino Acids. Show Answer Correct Answer: B) Glucose. 49. Which of these statements is FALSE in terms of steady state heart rate? A) The suboptimal heart rate for meeting circulatory demands at a given submaximal intensity. B) The point on the graph where the heart rate plateaus. C) The optimal heart rate for meeting circulatory demands at a given sub-maximal intensity. D) This is a basis for some exercise tests to find an athletes level of fitness. E) Adjustment to a new exercise intensity takes about 2-3 minutes. Show Answer Correct Answer: A) The suboptimal heart rate for meeting circulatory demands at a given submaximal intensity. 50. What is natural Immunity? A) Acquired through other person's immunity. B) Antibiotics. C) Internal Antibodies. D) Vaccination. Show Answer Correct Answer: C) Internal Antibodies. 51. 'The volume of air inspired or expired per breath' is referred to as the ..... A) Breathing rate. B) Tidal volume. C) Residual volume. D) Vital capacity. E) Pulmonary ventilation. Show Answer Correct Answer: B) Tidal volume. 52. What is the function of the lungs in the respiratory system? A) The lungs produce hormones that regulate metabolism. B) The lungs filter toxins from the blood. C) The lungs store oxygen for later use. D) The function of the lungs is to facilitate gas exchange, providing oxygen to the blood and removing carbon dioxide. Show Answer Correct Answer: D) The function of the lungs is to facilitate gas exchange, providing oxygen to the blood and removing carbon dioxide. 53. There is no movement at all at the cartilaginous joints A) True. B) False. C) None. D) None. Show Answer Correct Answer: B) False. 54. The average untrained person's resting Q is 5 L/Min and Q$_{max}$ is 20 L/Min A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 55. Which is said to be the "liquid gold of life" ? A) Water. B) Air. C) Light. D) Plants. Show Answer Correct Answer: A) Water. 56. This is a fetal form of hemoglobin A) Alpha 2, gamma 2. B) Alpha 2, epsilon 2. C) Alpha 2, delta 2. D) Alpha 2, beta 2. Show Answer Correct Answer: A) Alpha 2, gamma 2. 57. Which structure contains large amounts of calcium used for muscle? A) Sarcoplasmic reticulum. B) Myofibril. C) Sarcomere. D) Mitochondria. Show Answer Correct Answer: A) Sarcoplasmic reticulum. 58. Which one of the following is a key characteristic of slow twitch muscle fibers? A) They contain low numbers of Mitochondria. B) They are recruited last. C) They contain large amounts of Mitochondria. D) They are fast to fatigue. Show Answer Correct Answer: C) They contain large amounts of Mitochondria. 59. Heparin is a potent anti-coagulant and its action is manifested by A) Prolonged bleeding time. B) Prolonged PT. C) Prolonged PTT. D) All of the above. Show Answer Correct Answer: C) Prolonged PTT. 60. A good example of isometric contraction: A) Cycling through a park. B) Abdominal (Abs) exercises. C) Standing on one foot. D) NOTA. Show Answer Correct Answer: D) NOTA. ← PreviousNext →Related QuizzesCommon Subjects QuizzesClass 12 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 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books