This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 20 Locomotion And Movement – Quiz 11 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 20 Locomotion And Movement Quiz 11 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The shoulder blade is large triangular bone situated in the dorsal part of the thorax between the 2nd and 7th ribs. it is called- A) Clavicle. B) Ilium. C) Scapula. D) Carpals. Show Answer Correct Answer: C) Scapula. 2. What is the 'F' actin made up of? A) 'G' actins. B) Heavy Meromyosin(HMM). C) Light Meromyosin(LMM). D) All of the above. Show Answer Correct Answer: A) 'G' actins. 3. In human beings the cranium is formed by- A) Ten bones of which two are paired. B) Eight bones of which 1 is paired. C) Eight bones of which two are paired. D) Fourteen bones of which two are unpaired. Show Answer Correct Answer: C) Eight bones of which two are paired. 4. What is the functional unit of contraction in a muscle fiber? A) Sarcomere. B) Fascicle. C) Myofibril. D) Muscle fiber. Show Answer Correct Answer: A) Sarcomere. 5. Skeletal muscles are controlled by A) Sympathetic nerves. B) Parasympathetic nerves. C) Autonomic nerves. D) Somatic nerves. Show Answer Correct Answer: D) Somatic nerves. 6. Pick out the incorrect statement. A) Myoglobin is high in red muscles. B) White muscle fibres posses low amount of sarcoplasmic reticulum. C) Red muscle fibres have many mitochondria. D) White muscle fibres posses less number of mitochondria. Show Answer Correct Answer: B) White muscle fibres posses low amount of sarcoplasmic reticulum. 7. How many vertebro-chondral ribs are present in the human? A) 7 pairs. B) 2 pairs. C) 3 Pairs. D) 12 pairs. Show Answer Correct Answer: C) 3 Pairs. 8. What is the primary function of the appendicular skeleton? A) To protect vital organs. B) To produce blood cells. C) To facilitate movement. D) To support the body. Show Answer Correct Answer: C) To facilitate movement. 9. In which muscle, amount of myoglobin is high? A) Red muscle. B) White muscle. C) Non-striated muscle. D) Both A and B. Show Answer Correct Answer: A) Red muscle. 10. Skeletal muscles are voluntary muscles which are present in body parts such as:- A) Legs, Small Intestine, Urinary bladder. B) Heart, Hands, Hindlimb. C) Legs, Tongue, Jaw. D) Legs, Tongue, Kidney. Show Answer Correct Answer: C) Legs, Tongue, Jaw. 11. The disorder of skeletal tissue due to decreased levels of oestrogens is A) Gout. B) Arthritis. C) Osteoporosis. D) Tetany. Show Answer Correct Answer: C) Osteoporosis. 12. A-Each coxal bone is formed by the fusion of three bones-ileum, ischium and pubis.B-Each clavicle is a long slender bone with single curvature.C-Scapula is situated in the dorsal part of the thorax between the third and the sixth ribs. A) All are correct. B) A and B are correct. C) B and C are correct. D) A and C are incorrect. Show Answer Correct Answer: D) A and C are incorrect. 13. During complete contraction of muscle, which zone is completely disappeared: A) I zone. B) A zone. C) H zone. D) O zone. Show Answer Correct Answer: C) H zone. 14. In mammals the largest vertebra is A) Cervical. B) Lumbar. C) Caudal. D) Sacral. Show Answer Correct Answer: B) Lumbar. 15. Cells of the human body exhibits how many main types of movements? A) Two. B) Three. C) Four. D) Six. Show Answer Correct Answer: B) Three. 16. 1-Repeated activation of the muscles can lead to the accumulation of lactic acid due to anaerobic breakdown of glycogen in them, causing fatigue.2-The longest bone of the body is Humerus present in upper limb. A) 1 is true and 2 is false. B) 1 is false and 2 is true. C) 1 and 2 both are correct. D) 1 and 2 both are incorrect. Show Answer Correct Answer: A) 1 is true and 2 is false. 17. (a) White fibres contains plenty of mitochondria but have low myoglobin content (b) Red fibres have high no. of Sarcoplasmic reticulum.(c) Z line is an elastic fibre that bisects A-band.(d) H Zone-The central part of thick filament, where thin filament are absent A) , (c) are correct. B) , (b), (d)are correct. C) And (d) are correct. D) Is correct. Show Answer Correct Answer: D) Is correct. 18. What is the role of ligaments in joints? A) Ligaments stabilize joints by connecting bones and limiting excessive movement. B) Ligaments act as a cushion to prevent joint injuries. C) Ligaments absorb shock and reduce friction between bones. D) Ligaments provide nutrients to the joints and enhance flexibility. Show Answer Correct Answer: A) Ligaments stabilize joints by connecting bones and limiting excessive movement. 19. The energy for muscle contraction is most directly obtained from- A) Phosphocreatine. B) ATP. C) Anaerobic respiration. D) Aerobic respiration. Show Answer Correct Answer: B) ATP. 20. ATPase of the enzyme of the muscle is located on A) Actin. B) Myosin. C) Troponin. D) Actinin. Show Answer Correct Answer: B) Myosin. 21. I. Paramecium employs cilia for pushing food in cytopharynx and in locomotionII. Hydra takes help of tentacles for both food capturing and locomotionIII. All locomotions are movements and vice-versaIV. Methods of locomotion vary with habitats and the demands of situationV. Ciliated epithelium is found in respiratory tract, renal tubules and reproductive tractsWhich of the above statements is false? A) I and III. B) III. C) III and V. D) IV and V. Show Answer Correct Answer: B) III. 22. A-There are 12 ribs present in Axial skeleton.B-When ATP binds to Myosin head Cross bridge is broken. A) A is true and B is false. B) A is false and B is true. C) Both A and B are correct. D) Both A and B are incorrect. Show Answer Correct Answer: B) A is false and B is true. 23. A-Human Skull is dicondylic.Reason-Two occipital condyles are present . A) Both A and R are correct and R is the correct explanation of A. B) Both A and R are correct and R is not the correct explanation of A. C) A is correct only. D) R is correct only. Show Answer Correct Answer: A) Both A and R are correct and R is the correct explanation of A. 24. How many bones are in the human lower limbs? A) 54. B) 72. C) 48. D) 60. Show Answer Correct Answer: D) 60. 25. THE UPPER PART OF CRANIUM IS MADE UP OF A) 7 BONES. B) 8BONES. C) 4BONES. D) 14 BONES. Show Answer Correct Answer: B) 8BONES. ← 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 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books