This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Science > Biology > Class 11 Biology Chapter 20 Locomotion And Movement – Quiz 2 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 20 Locomotion And Movement Quiz 2 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Match the following-(a) Ball and Socket joint (p) between tarsals(b) Gliding joint-(q) between atlas and axis (c) Pivot-(r) between femur and pelvic girdle A) -(q) (b)-(p)(c)-(r). B) -(q) (b)-(r)(c)-(p). C) -(r) (b)-(p)(c)-(q). D) -(p) (b)-(q)(c)-(r). Show Answer Correct Answer: C) -(r) (b)-(p)(c)-(q). 2. What type of joint is the ankle classified as? A) Hinge joint. B) Pivot joint. C) Saddle joint. D) Ball-and-socket joint. Show Answer Correct Answer: A) Hinge joint. 3. S 1-Visceral muscles assist in the transportation of food through the digestive tract.S 2-Muscle bundle are held together by fascia A) Both the statements are correct. B) Both the statements are incorrect. C) Only S 1 is correct. D) Only S 1 is incorrect. Show Answer Correct Answer: A) Both the statements are correct. 4. The cross bridges of the sacromere in skeletal muscle are made up of- A) Actin. B) Myosin. C) Troponin. D) Myelin. Show Answer Correct Answer: B) Myosin. 5. If The 'Z' line attached to actin filament does not get pulled inwards, it means there is A) Shortening of sarcomere occurs. B) No shortening of sarcomere. C) Z line disappears. D) M line disappears. Show Answer Correct Answer: B) No shortening of sarcomere. 6. Number of bones in human appendicular skeleton is- A) 206. B) 120. C) 80. D) 126. Show Answer Correct Answer: D) 126. 7. What is the role of acetylcholine in muscle contraction? A) To store calcium. B) To initiate contraction. C) To provide energy. D) To relax muscles. Show Answer Correct Answer: B) To initiate contraction. 8. In human, at dorsal side of rib two articulation surface present so rib called as:- A) Quadracephalic. B) Bicephalic. C) Monocephalic. D) Tricephalic. Show Answer Correct Answer: B) Bicephalic. 9. Pelvic girdle consists of A) 3 coxal bones. B) One coxal bone. C) Four coxal bones. D) 2 coxal bones. Show Answer Correct Answer: D) 2 coxal bones. 10. Which is the best distinguishing feature of thoriac vertebrae? A) Absence of vertebral transverse foramen. B) They articulate with the ribs. C) They have larger transverse process. D) Their spinous process is directed posteriorly. Show Answer Correct Answer: B) They articulate with the ribs. 11. Pneumatic bones are found in A) Flying fish. B) Pigeon. C) Frogs tadpole. D) House lizard. Show Answer Correct Answer: B) Pigeon. 12. Identify which of the following is not a synovial joint A) Joint in cranium bone. B) Joint in wrist region. C) Joint in neck region. D) Joint in elbow region. Show Answer Correct Answer: A) Joint in cranium bone. 13. A-globular head is an active ATPase enzymeR-HMM has binding sites for ATP and active sites for actin A) A&R both true, R is correct explanation of A. B) A&R both true, but R is not correct explanation of A. C) Both A&R are false. D) A is true but R is false. Show Answer Correct Answer: A) A&R both true, R is correct explanation of A. 14. The joint between Temporal and Parietal bone is? A) Fibrous joint. B) Pivot joint. C) Cartilagenous joint. D) Saddle joint. Show Answer Correct Answer: A) Fibrous joint. 15. Which protein is primarily responsible for muscle contraction? A) Actin. B) Myosin. C) Tropomyosin. D) Troponin. Show Answer Correct Answer: B) Myosin. 16. What type of joint is found between the atlas and axis vertebrae? A) Gliding joint. B) Hinge joint. C) Pivot joint. D) Ball and socket joint. Show Answer Correct Answer: C) Pivot joint. 17. Which of the following does not belong with the others? A) Skeletal. B) Involuntary. C) Striated. D) Multinucleated. Show Answer Correct Answer: B) Involuntary. 18. A-biceps and triceps are called antagonistic musclesR-this is because they contract and relax as a unit A) A&R both true, R is correct explanation of A. B) A&R both true, but R is not correct explanation of A. C) A is true but R is false. D) Both A&R are false. Show Answer Correct Answer: C) A is true but R is false. 19. Ca$^{+2}$ bind ..... in the skeletal muscles and leads to exposure of the binding site for ..... on the filament ..... A) Tropomysin, myosin, actin. B) Actin, myosin, troponin. C) Troponin, actin, relaxin. D) Troponin, myosin, actin. Show Answer Correct Answer: D) Troponin, myosin, actin. 20. Which statement is correct for muscle contraction? A) Length of H line decreases. B) Length of A band remains constant. C) Length of I band increases. D) Length of two Z lines increases. Show Answer Correct Answer: B) Length of A band remains constant. 21. Name the muscle possesses multinucleus condition (Syncytium)? A) Skeletal muscle. B) Smooth muscle. C) Cardiac muscle. D) None of the above. Show Answer Correct Answer: C) Cardiac muscle. 22. A-fibrous joints does not play any significant role in locomotionR-fibrous joints does not have fluid filled cavity between articulating surfaces of two bones A) A&R both true, R is correct explanation of A. B) A is true but R is false. C) A&R both true, but R is not correct explanation of A. D) Both A&R are false. Show Answer Correct Answer: A) A&R both true, R is correct explanation of A. 23. Select the in correctly matched pair (P) Mysthenia gravis-inheretid disorder(Q) Tetany-High Ca2+ in ECF (R) Muscular Dystrophy-genetic disorder(S) Gout-sodium oxalate crystals A) (P). B) (R). C) (S). D) (Q). Show Answer Correct Answer: B) (R). 24. Length of which zone/band increases during complete muscular contraction: A) H zone. B) A band. C) O zone. D) I band. Show Answer Correct Answer: C) O zone. 25. Of what origin is a muscle? A) Mesodermal. B) Ectodermal. C) Endodermal. D) All of the above. Show Answer Correct Answer: A) Mesodermal. 26. Progressive degeneration of skeletal muscle mostly due to genetic disorder is called:- A) Myasthenia gravis. B) Muscular dystrophy. C) Gout. D) Tetany. Show Answer Correct Answer: B) Muscular dystrophy. 27. Which of the following is the first vertebrae? A) Atlas. B) Coccyx. C) Sacrum. D) Axis. Show Answer Correct Answer: A) Atlas. 28. Motor end plate is a- A) Neuromuscular junction. B) Plate of motor neuron. C) Gradient of proton motive force. D) Dendron of motor neuron. Show Answer Correct Answer: A) Neuromuscular junction. 29. What will happen if ligaments are cut or broken A) No movement at joints. B) Bones will move freely at joints. C) Bones will become unfix. D) Bones will become fixed. Show Answer Correct Answer: C) Bones will become unfix. 30. Which structure is responsible for the contraction of skeletal muscles? A) Z line. B) Sarcoplasmic reticulum. C) Sarcolemma. D) Myofibrils. Show Answer Correct Answer: D) Myofibrils. 31. S 1-A motor neuron along with the muscle fibres connected to it constitute a Neuromuscular junction.S 2-Utilising the energy from ATP hydrolysis, the myosin head now binds to the exposed active sites on actin to form a cross bridge A) Both the statements are correct. B) Both the statements are incorrect. C) Only S 1 is correct. D) Only S 2 is correct. Show Answer Correct Answer: D) Only S 2 is correct. 32. Parts of axial skeleton includes A) Skull and hyoid bone. B) Vertebral column. C) Middle ear ossicles and chest. D) All of above. Show Answer Correct Answer: D) All of above. 33. A-muscle contraction force increases with rise in strength of stimulusR-this is due to increased contraction of individual muscle fibres with increase in stimulus strength A) A&R both true, R is correct explanation of A. B) Both A&R are false. 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: D) A is true but R is false. 34. What is the main difference between red fibres and white fibres? A) Presence of Mitochondria. B) Content of Myoglobin. C) Oxygen usage and content. D) No difference is present. Show Answer Correct Answer: B) Content of Myoglobin. 35. In human body, which one of the following is anatomically correct? A) Collar bones-3 pairs. B) Salivary glands-1 pair. C) Cranial nerves-10 pairs. D) Floating ribs-2 pairs. Show Answer Correct Answer: D) Floating ribs-2 pairs. 36. Relaxation of muscle is due to- A) Pumping of Ca$^{+2}$ into sarcoplasmic cisternae. B) Presence of ATP. C) Confirmational change in troponin and masking of actin filaments. D) A and c. Show Answer Correct Answer: D) A and c. 37. Cross arm in myosin contains: A) Only globular head. B) A-globular head+short arm. C) C-HMM. D) Both b and c. Show Answer Correct Answer: D) Both b and c. 38. Red muscle fiber is rich in: A) Lysosome. B) Mitochondria. C) Golgi bodies. D) Ribosome. Show Answer Correct Answer: B) Mitochondria. 39. The functional unit of contractile system of a striated muscle is called A) Myofibril. B) I zone. C) Z line. D) Sarcomere. Show Answer Correct Answer: D) Sarcomere. 40. Which of these are not a property of muscles? A) Excitability. B) Elasticity. C) Extensibility. D) Relaxability. Show Answer Correct Answer: D) Relaxability. 41. A-tetany is the rapid spasm in muscles due to low Ca2+ ions in bloodR-spasm is also called wild contractions A) A&R both true, R is correct explanation of A. B) A&R both true, but R is not correct explanation of A. C) A is true but R is false. D) Both A&R are false. Show Answer Correct Answer: B) A&R both true, but R is not correct explanation of A. 42. Assertion-Skeletal muscles are also called straited muscles.Reason-They have a striped appearance under the microscope A) Both A are R are true and R is the correct explanation of A. B) Both A are R are true and R is not the correct explanation of A. C) A is true and Reason is false. D) A is false and Reason is true. Show Answer Correct Answer: A) Both A are R are true and R is the correct explanation of A. 43. Which protozoan uses flagellar movement for locomotion? A) Dinoflagellate. B) Slime moulds. C) Euglena. D) None of the above. Show Answer Correct Answer: C) Euglena. 44. Which is part of pectoral girdle? A) Acetabulum. B) Ilium. C) Glenoid cavity. D) Sternum. Show Answer Correct Answer: C) Glenoid cavity. 45. A-there is similarities between the locomotion of unicellular organisms and multicellular organisms.R-ciliary, flagellar and ameboid movements occur in unicellular organisms A) A&R both true, R is correct explanation of A. B) A&R both true, but R is not correct explanation of A. C) A is true but R is false. D) Both A&R are false. Show Answer Correct Answer: B) A&R both true, but R is not correct explanation of A. 46. Which is the smallest one? A) Myofibril. B) Sarcomere. C) Actin. D) Muscle fibre. Show Answer Correct Answer: C) Actin. 47. The arthritis is disease caused by wearing of the A) Muscles. B) Cartilage. C) Bones. D) Tendon. Show Answer Correct Answer: B) Cartilage. 48. Rib cage is formed by A) Pectoral girdle, sternum, ribs. B) Thoracic vetebrae, ribs and sternum. C) Lumbar vertebrae, ribs and Sternum. D) Pelvic girdle, sternum and ribs. Show Answer Correct Answer: B) Thoracic vetebrae, ribs and sternum. 49. Which of the following is a characteristic of fibrous joints? A) Are found in the shoulder. B) Allow movement. C) Do not allow movement. D) Are found in the knee. Show Answer Correct Answer: C) Do not allow movement. 50. The central part of the thick filament is called the "M ZONE" A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 51. How many vertebrae are present in a vertebral column of adult human? A) 20. B) 14. C) 26. D) 30. Show Answer Correct Answer: C) 26. 52. Glenoid cavity is associated with A) Pelvic girdle. B) Scapula. C) Clavicle. D) Coracoid. Show Answer Correct Answer: B) Scapula. 53. Which of the following statements about visceral muscles is correct? A) They are non-striated muscles ( smooth muscles). B) They are involuntary muscles. C) They have various functions. D) All. Show Answer Correct Answer: D) All. 54. The H-zone in the skeltal muscle fibres is due to A) Central gap between Myosin FIlaments in the A band. B) Absence of myofibrils in the the central portion of A-band. C) Extension of myosin filament in the centre portion of A band. D) Cental gap between actin filaments extensing through myosin filaments in the A band. Show Answer Correct Answer: D) Cental gap between actin filaments extensing through myosin filaments in the A band. 55. Sarcomere is the area between- A) 2 H-zones. B) 2 Z-lines. C) 2 M-lines. D) 2 A-bands. Show Answer Correct Answer: B) 2 Z-lines. 56. What is the primary function of tendons in the muscular system? A) To facilitate movement. B) To protect organs. C) To store energy. D) To connect muscles to bones. Show Answer Correct Answer: D) To connect muscles to bones. 57. Human cranium is made up of ..... bones A) 8. B) 14. C) 22. D) 7. Show Answer Correct Answer: A) 8. 58. Dorsally, they are attached to the thoracic vertebrae and ventrally connected to the sternum with the help of ..... cartilage. A) Hyaline cartilage. B) Calcified cartilage. C) White fibrous cartilage. D) Elastic cartilage. Show Answer Correct Answer: A) Hyaline cartilage. 59. Cardiac / heart muscles are- A) Striated and involuntary. B) Branched. C) Not fatigued. D) All. Show Answer Correct Answer: D) All. 60. A-Pectoral and Pelvic girdle bones help in the articulation of the upper and the lower limbs respectively with the appendicular skeleton. B-A cup shaped bone called patella cover the knee dorsally (knee cap). A) A and B both are correct. B) A and B both are incorrect. C) A is correct but B is incorrect. D) A is incorrect but B is correct. Show Answer Correct Answer: B) A and B both are incorrect. ← PreviousNext →Related QuizzesScience QuizzesClass 11 QuizzesClass 11 Biology Chapter 20 Locomotion And Movement Quiz 1Class 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 1 The Living World QuizClass 11 Biology Chapter 10 Cell Cycle And Cell Division QuizClass 11 Biology Chapter 11 Transport In Plants Quiz 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books