This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Common Subjects > Physical Education > Class 11 Physical Education Chapter 5 Physiology And Exercise – Quiz 14 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physical Education Chapter 5 Physiology And Exercise Quiz 14 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Known as the main source of energy atthe start of exercise and during short burstsof exercise. A) Glycerine. B) Nitrogen. C) Glycogen. D) Oxygen. Show Answer Correct Answer: C) Glycogen. 2. What is the primary function of the hypothalamus in thermoregulation? A) To manage digestion. B) To control body temperature. C) To oversee muscle movement. D) To regulate blood pressure. Show Answer Correct Answer: B) To control body temperature. 3. Which hormone is responsible for releasing glycogen from the liver? A) Insulin. B) Glucagon. C) Cortisol. D) Aldosterone. Show Answer Correct Answer: B) Glucagon. 4. Which kind of cells would have the most mitochondria? A) Brain cells. B) Lung cells. C) Muscle cells. D) Bone cells. Show Answer Correct Answer: C) Muscle cells. 5. What hormone is released from the posterior pituitary and promotes water retention in the kidneys in an effort to dilute plasma electrolyte concentrations? A) ADH. B) Aldosterone. C) Glucagon. D) Insulin. Show Answer Correct Answer: A) ADH. 6. If a person is 1.70 meters tall and weighs 80 kg, what is their BMI? A) 27.7. B) 26.2. C) 28.5. D) 25.5. Show Answer Correct Answer: A) 27.7. 7. Which are involved in the regulation of heart rate? (multiple answers) A) SA Node. B) Veins. C) Adrenaline. D) Autonomic nervous system. Show Answer Correct Answer: A) SA Node. 8. Which structure helps stabilise a joint? A) Tendon. B) Ligament. C) Cartilage. D) Synovial fluid. Show Answer Correct Answer: B) Ligament. 9. Where in the cell does glycolysis occur? A) ETC. B) Cytoplasm. C) Ribosomes. D) Mitochondria. Show Answer Correct Answer: B) Cytoplasm. 10. Delayed onset muscle soreness (DOMS) is most strongly linked to: A) Pure lactic acid accumulation lasting 72 hours. B) Eccentric-biased microdamage and inflammatory signaling. C) Severe hypokalemia from exercise. D) Complete ATP depletion for days. Show Answer Correct Answer: B) Eccentric-biased microdamage and inflammatory signaling. 11. Two swimmers are tested:Swimmer A has SV = 95 mL and HR = 155 bpm, while Swimmer B has SV = 89 mL and HR = 162 bpm. Who has the higher cardiac output, and by how much? (Round your final answer to 2 decimals.) A) Swimmer B by 0.42 L/min. B) Swimmer A by 0.31 L/min. C) Swimmer B by 0.31 L/min. D) Swimmer A by 0.42 L/min. Show Answer Correct Answer: B) Swimmer A by 0.31 L/min. 12. The Lactic Acid System usually lasts for how long? A) 0-10 seconds. B) 2 + minutes. C) 10 seconds-2 minutes. D) 1 hour +. Show Answer Correct Answer: C) 10 seconds-2 minutes. 13. Which of the following is TRUE about the ATP-PCr energy system? A) It is the slowest energy system. B) It is the main energy source for endurance events. C) It provides energy for short, explosive movements. D) It requires oxygen. Show Answer Correct Answer: C) It provides energy for short, explosive movements. 14. Aerobic athletes typically struggle when competing at altitude. A reason for this is: A) The overall capacity of the Aerobic system is increased. B) Cardiac output increases so there is less blood servicing the working muscles. C) Lactic acid cannot be removed as quickly. D) Athletes experience an increase in VO2 max (ability to utilise oxygen). Show Answer Correct Answer: C) Lactic acid cannot be removed as quickly. 15. During stressful situations, which division of the autonomic nervous system (ANS) is activated, leading to an increase in heart rate and acceleration of bodily functions? A) Somatic Nervous System. B) Sympathetic Nervous System. C) Parasympathetic Nervous System. D) None of the above. Show Answer Correct Answer: B) Sympathetic Nervous System. 16. All living things are made up of A) Cells. B) Organ systems. C) Tissues. D) Organs. Show Answer Correct Answer: A) Cells. 17. What is the primary function of the cerebral cortex? A) Regulation of hormones. B) Control of voluntary movement. C) Balance and coordination. D) Complex thought processes and language. Show Answer Correct Answer: D) Complex thought processes and language. 18. What does EPOC stand for in the context of exercise physiology? A) Extended Physical Output Capacity. B) Elevated Pre-exercise Oxygen Consumption. C) Excess Post-exercise Oxygen Consumption. D) Enhanced Performance Oxygen Capacity. Show Answer Correct Answer: C) Excess Post-exercise Oxygen Consumption. 19. Which fiber has the smallest amount of mitochondria? A) Slow. B) Intermediate. C) Fast. D) None of the above. Show Answer Correct Answer: C) Fast. 20. How is 'Rate Coding' defined in neuromuscular physiology? A) The frequency of motor unit firing. B) The number of muscle fibers per neuron. C) The speed of neural conduction. D) The thickness of the myelin sheath. Show Answer Correct Answer: A) The frequency of motor unit firing. 21. Which abnormal finding suggests poor exercise adaptation? A) Oxygen use rises with workload. B) Cardiac output increases 4-8 fold. C) PCWP rises above 25 mmHg. D) Blood flow to working muscles increases sharply. Show Answer Correct Answer: C) PCWP rises above 25 mmHg. 22. Long-term exercise affects the skeletal system by: A) Decreasing bone density. B) Weakening the bones. C) Causing joint pain. D) Increasing bone density. Show Answer Correct Answer: D) Increasing bone density. 23. Which of the following demonstrates testing for muscular strength? A) Sprints on a treadmill at 50% incline. B) Finding the 10RM for a leg press. C) Finding the maximum number of squats in 2 minutes. D) Measuring vertical jump height. Show Answer Correct Answer: B) Finding the 10RM for a leg press. 24. What Cardiovascular Acute Response does not usually increase throughout exercise? A) Diastolic blood pressure. B) Stroke volume. C) Systolic blood pressure. D) Heart rate. Show Answer Correct Answer: A) Diastolic blood pressure. 25. Internal intercostals will only contract when we A) Sleep. B) Watch tv. C) Breath out deeper. D) Breath in deeper. Show Answer Correct Answer: C) Breath out deeper. 26. What is flexibility in relation to joints? A) The strength of bones. B) The range of motion available to a joint. C) The capacity to store nutrients. D) The hardness of connective tissues. Show Answer Correct Answer: B) The range of motion available to a joint. 27. Anaerobic exercises require ..... whereas aerobic exercises require ..... A) No energy, energy. B) No oxygen, oxygen. C) Energy, no energy. D) Oxygen, no oxygen. Show Answer Correct Answer: B) No oxygen, oxygen. 28. Type of adaptation of the energy systems wherein there is greater substrate storage at rest and altered creatine kinase and myokinase activity A) Phosphagen System. B) Glycolytic System. C) Aerobic System. D) None of the above. Show Answer Correct Answer: A) Phosphagen System. 29. What happens to the skin blood vessels during cold stress? A) They remain unchanged. B) They dilate. C) They constrict. D) They burst. Show Answer Correct Answer: C) They constrict. 30. What is the Respiratory Exchange Ratio (RER) for glucose? A) 0.85. B) 0.90. C) 0.70. D) 1.00. Show Answer Correct Answer: D) 1.00. 31. Motor unit synchronization is best described as: A) Near-simultaneous discharge timing among motor units. B) A higher average firing rate within a motor unit. C) Recruitment of larger motor units before smaller ones. D) A decrease in neural drive during fatigue. Show Answer Correct Answer: A) Near-simultaneous discharge timing among motor units. 32. A well-supported adaptation to regular aerobic exercise is improved glycemic control via: A) Reduced GLUT4 translocation in skeletal muscle. B) Increased mitochondrial density and improved insulin sensitivity. C) Permanent increase in fasting glucagon levels. D) Decreased skeletal muscle oxidative enzymes. Show Answer Correct Answer: B) Increased mitochondrial density and improved insulin sensitivity. 33. What is the primary storage form of carbohydrate in the body? A) Glycogen. B) ATP. C) Glucose. D) None of the above. Show Answer Correct Answer: A) Glycogen. 34. What is the Frank-Starling mechanism? A) Decrease in venous return. B) Increase in ventricular contractility due to stretch. C) Reduction in oxygen consumption. D) Maintenance of stroke volume. Show Answer Correct Answer: B) Increase in ventricular contractility due to stretch. 35. How does training affect muscle fibers and performance? A) It decreases the blood supply to active muscles. B) It decreases the mechanical strength of muscle fibers. C) It increases the amount of acidity in muscle fibers. D) It enhances blood supply, glycogen storage, and mechanical strength of muscle fibers. Show Answer Correct Answer: D) It enhances blood supply, glycogen storage, and mechanical strength of muscle fibers. 36. What is the range of marks for AO1 and AO2? A) 1 to 3 marks. B) 1 to 4 marks. C) 1 to 5 marks. D) 1 to 2 marks. Show Answer Correct Answer: B) 1 to 4 marks. 37. What does Starling's Law describe? A) The relationship between muscle contraction and oxygen consumption. B) The relationship between stroke volume and heart rate. C) The relationship between blood pressure and heart rate. D) The relationship between venous return and stroke volume. Show Answer Correct Answer: D) The relationship between venous return and stroke volume. 38. Which of the following fuels can be used to produce energy? A) Carbohydrates. B) Proteins. C) Fats. D) All of the above. E) None of the above. Show Answer Correct Answer: D) All of the above. 39. Which of the following is NOT a way that muscle fibers are classified? A) How fast they contract. B) How much ATP they need. C) How much O2 they take in. D) How they regenerate ATP. Show Answer Correct Answer: B) How much ATP they need. 40. What tank is our largest tank that is virtually 'unlimited' in the amount of kcals that can accumulate? A) Blood glucose. B) Liver glycogen. C) Muscle glycogen. D) Fats. E) All tanks are unlimited in size. Show Answer Correct Answer: D) Fats. 41. What happens to tissues involved in lactate clearance as they get busier? A) They stop lactate clearance. B) They reduce lactate clearance. C) They produce more lactate. D) They increase lactate clearance. Show Answer Correct Answer: B) They reduce lactate clearance. 42. How might a cyclist try and combat the onset of fatigue during a race? A) By consuming energy gels. B) By maintaining a steady pace. C) By staying hydrated. D) By taking short breaks. Show Answer Correct Answer: C) By staying hydrated. 43. Which are involved in neural control of ventilation? A) Sinoatrial and atrioventricular nodes. B) Lung stretch receptors and chemoreceptors. C) Adrenaline and breathing rate. D) Diaphragm and accessory muscles. Show Answer Correct Answer: B) Lung stretch receptors and chemoreceptors. 44. The immediate place oxygen molecules move to from the alveoli is A) Heart. B) Vein. C) Artery. D) Capillary. Show Answer Correct Answer: D) Capillary. 45. What is an adaptation of endurance exercise training? A) Decrease in arterio-venous oxygen difference. B) Increased HR. C) Increase in capillarisation around skeletal muscles. D) Decrease in SV. Show Answer Correct Answer: C) Increase in capillarisation around skeletal muscles. 46. Which of the following best describes the principle of specificity in exercise training? A) Training should be designed to target the specific goals or activities desired by the individual. B) All training programs should be identical for every person. C) Training should avoid any changes in intensity or type. D) Training should focus only on increasing flexibility. Show Answer Correct Answer: A) Training should be designed to target the specific goals or activities desired by the individual. 47. An elite 3000m runner would predominantly use which energy system during a race? A) ATP-PC Energy System. B) Anaerobic Glycolysis Energy System. C) Aerobic Energy System. D) None of the above. Show Answer Correct Answer: C) Aerobic Energy System. 48. What is the joint action at the ankle during the power phase of a jump? A) Inversion. B) Eversion. C) Plantarflexion. D) Dorsiflexion. Show Answer Correct Answer: C) Plantarflexion. 49. ATP production from fat is ..... ATP production from glucose. A) Faster than. B) The same as. C) Slower than. D) Less than. Show Answer Correct Answer: C) Slower than. 50. Which of the following hormones preserves blood glucose by mobilizing FFA as fuel during exercise? A) Cortisol. B) Growth Hormone. C) Glucagon. D) All preserve blood glucose. Show Answer Correct Answer: D) All preserve blood glucose. 51. Shallow breathing during exercise can negatively impact which of the following? A) Bone density. B) Muscle strength. C) Posture and kinetic chain. D) Vision clarity. Show Answer Correct Answer: C) Posture and kinetic chain. 52. (L7) Which macronutrients is the primary source of long-term energy? A) Mineral. B) Proteins. C) Fats. D) Carbohydrates. Show Answer Correct Answer: C) Fats. 53. Steady-state and homeostasis refer to the same physiological situation A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 54. As contraction intensity increases toward maximal, the relative contribution typically shifts toward: A) More recruitment early, then greater reliance on rate coding to further increase force. B) Less recruitment and less rate coding. C) Only synchronization with no firing rate changes. D) Only reflex activity with no voluntary drive. Show Answer Correct Answer: A) More recruitment early, then greater reliance on rate coding to further increase force. 55. The Vertebrae are and example of A) Flat Bones. B) Sesamoid. C) Irregular Bones. D) Short bones. Show Answer Correct Answer: C) Irregular Bones. 56. Which type of muscle fibers have a type of LDH that favors conversion of Pyruvate to Lactate? A) Smooth muscle. B) Fast twitch (Type IIa, Type IIx). C) Cardiac muscle. D) Slow twitch (Type I). Show Answer Correct Answer: B) Fast twitch (Type IIa, Type IIx). 57. How long does the fast component (alactacid) of EPOC typically last after exercise? A) Within the first 30 seconds. B) Several hours. C) 2-3 minutes. D) Up to 2 hours. Show Answer Correct Answer: C) 2-3 minutes. 58. What are the main adaptations in muscle fibres when training for muscular endurance? A) Reduced muscle fibre size. B) Lowered glycogen storage. C) Increased capillary density. D) Decreased mitochondrial density. Show Answer Correct Answer: C) Increased capillary density. 59. Which fiber type has a high threshold of excitation? A) Type I. B) Type IIx. C) Slow-twitch. D) Small motor units. Show Answer Correct Answer: B) Type IIx. 60. Resting heart rates of elite endurance athletes can be approximately A) 60 beats/min. B) 45 beats/min. C) 90 beats/min. D) 75 beats/min. Show Answer Correct Answer: B) 45 beats/min. ← PreviousNext →Related QuizzesCommon Subjects QuizzesClass 11 QuizzesClass 11 Physical Education Chapter 5 Physiology And Exercise Quiz 1Class 11 Physical Education Chapter 5 Physiology And Exercise Quiz 2Class 11 Physical Education Chapter 5 Physiology And Exercise Quiz 3Class 11 Physical Education Chapter 5 Physiology And Exercise Quiz 4Class 11 Physical Education Chapter 5 Physiology And Exercise Quiz 5Class 11 Physical Education Chapter 5 Physiology And Exercise Quiz 6Class 11 Physical Education Chapter 5 Physiology And Exercise Quiz 7Class 11 Physical Education Chapter 5 Physiology And Exercise Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books