This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 20 Locomotion And Movement – Quiz 10 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 20 Locomotion And Movement Quiz 10 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Assertion-Red muscle fibre are anaerobic muscles .Reason-Red muscle fibre contain plenty of mitochondria which can utilise the large amount of oxygen stored in them for ATP production. A) Both A and R are true and R is the correct explanation of A. B) Both A and R are true and R is not the correct explanation of A. C) A is correct only. D) R is correct only. Show Answer Correct Answer: D) R is correct only. 2. Below all are the properties of muscles and neurons . which is not the property of a neuron but of a muscle: A) Elasticity. B) Extensibility. C) Contractibility. D) All. Show Answer Correct Answer: D) All. 3. The muscle fatigue occurs due to accumulation of A) Ca$^{++}$. B) CO$_{2}$. C) Lactic acid. D) Alkaline phosphatase. Show Answer Correct Answer: C) Lactic acid. 4. Contractile unit of muscle fiber is called: A) Sarcomere. B) Troponin. C) I-band. D) H-zone. Show Answer Correct Answer: A) Sarcomere. 5. The motor end plate is a junction between A) Motor neuron and neurilemma. B) Sensory neuron and sarcolemma. C) Sensory neuron and neurilemma. D) Motor neuron and sarcolemma. Show Answer Correct Answer: D) Motor neuron and sarcolemma. 6. A-each clavicle is long slender bone with 3 curvaturesR-this bone is commonly called the collar bone A) Both A&R are false. B) A&R both true, R is correct explanation of A. C) A&R both true, but R is not correct explanation of A. D) A is true but R is false. Show Answer Correct Answer: A) Both A&R are false. 7. Each limb ( upper or lower) consists of how many bones- A) 30. B) 60. C) 101. D) 8. Show Answer Correct Answer: A) 30. 8. Number of bones of face is A) 12. B) 30. C) 40. D) 14. Show Answer Correct Answer: D) 14. 9. How many bones are present in the skull? A) 23. B) 22. C) 21. D) 20. Show Answer Correct Answer: B) 22. 10. Protein which is present in cartilage is: A) Cartilagin. B) Collagen. C) Chondrin. D) All of these. Show Answer Correct Answer: C) Chondrin. 11. Muscular Dystrophy is a Genetic Disorder. A) True. B) False. C) HAVE NOT EXIST IN HUMAN. D) None of the above. Show Answer Correct Answer: A) True. 12. Role of calcium ion in muscle contraction is A) It opens up a binding site for a myosin head on a thin filament. B) It opens up a binding site for actin molecule on a thick filament. C) It binds to myosin head. D) Its release from myosin head initiates a power stroke. Show Answer Correct Answer: A) It opens up a binding site for a myosin head on a thin filament. 13. Contractile unit of muscle is part of myofibril between A) Z-line and I-band. B) Z-line and Z-line. C) Z-line and A-band. D) A-band and I-band. Show Answer Correct Answer: B) Z-line and Z-line. 14. How many ball and socket joints are present in a human body? A) 2. B) 4. C) 8. D) 6. Show Answer Correct Answer: D) 6. 15. The fascia surrounding a muscle is made up of- A) Cartilage. B) Collagenous connective tissues. C) Adipose tissue. D) Blood vessels. Show Answer Correct Answer: B) Collagenous connective tissues. 16. What is the form of locomotion in Amoeba? A) Movement of cilia. B) Streaming of protoplasm. C) Extension of pseudopodia. D) Flagellar movement. Show Answer Correct Answer: B) Streaming of protoplasm. 17. What is the portion between two successive 'Z' lines? A) Sarcomere. B) Sarcoplasm. C) Sarcoplasmic reticulum. D) Fascicles. Show Answer Correct Answer: A) Sarcomere. 18. Upon stimulation of skeletal muscle, calcium is immediately made available for binding to troponin from A) Blood. B) Lymph. C) Sarcoplasmic reticulum. D) Mitochondria. Show Answer Correct Answer: C) Sarcoplasmic reticulum. 19. Total number of muscles in our body is A) 256. B) 639. C) 400. D) 421. Show Answer Correct Answer: B) 639. 20. Some voluntary movement which result in change of place or location are called A) Motion. B) Transformation. C) Translocation. D) Locomotion. Show Answer Correct Answer: D) Locomotion. 21. Which of the following is the muscle in the earthworm A) Flexor. B) Extensor. C) Circular. D) Myotome. Show Answer Correct Answer: C) Circular. 22. Fibrous joints in humans A) Allow any movement. B) Allows little movement. C) Don't allow any movement. D) None of the above. Show Answer Correct Answer: B) Allows little movement. 23. ATPase enzyme needed for muscle contraction is located in. A) Troponin. B) Actinin. C) Myosin. D) None of these. Show Answer Correct Answer: C) Myosin. 24. Sarcolemma is found over A) Heart. B) Nerve fibre. C) Bone. D) Skeletal muscle fibre. Show Answer Correct Answer: D) Skeletal muscle fibre. 25. Which of the following is true about the sliding filament theory? A) Thick filaments slide over thin filaments. B) Thin filaments slide over thick filaments. C) Both filaments slide past each other equally. D) Filaments do not slide. Show Answer Correct Answer: B) Thin filaments slide over thick filaments. ← PreviousNext →Related QuizzesClass 11 Biology Chapter 20 Locomotion And Movement Quiz 1Class 11 Biology Chapter 20 Locomotion And Movement Quiz 2Class 11 Biology Chapter 20 Locomotion And Movement Quiz 3Class 11 Biology Chapter 20 Locomotion And Movement Quiz 4Class 11 Biology Chapter 20 Locomotion And Movement Quiz 5Class 11 Biology Chapter 20 Locomotion And Movement Quiz 6Class 11 Biology Chapter 20 Locomotion And Movement Quiz 7Class 11 Biology Chapter 20 Locomotion And Movement Quiz 8Class 11 Biology Chapter 20 Locomotion And Movement Quiz 9Class 11 Biology Chapter 20 Locomotion And Movement Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books