MCQs – Support and Locomotion

1. In response to irritability, animals show some action called ________.

• Support
• Movement
• Behavior
• None

2. Support came with the development of various kinds of ________.

• Skeleton
• Muscles
• Organs
• None

3. Nervous system support both ________ and muscular system.

• Organ
• Digestive
• Skeletal
• None

4. ________ system consists of a single or set of hard structures

• Muscular
• Skeletal
• Nervous
• None

5. ________ system provides the body with shape support and protection.

• Muscular
• Nervous
• Skelatal
• None

6. There are ________ types of skeletons.

• 2
• 3
• 4
• 5

7. Majority of animals lacking skeletal system are ________ and either sessile or slow moving.

• Terrestrial
• Aquatic
• Both
• None

8. A type of skeleton which completely surrounds the body as a protective encasement is called

• Endoskeleton
• Exoskeleton
• Hydrostatic skeleton
• None

9. ________ forms the hard rigid bony frame work inside the body.

• Endoskeleton
• Exoskeleton
• Hydrostatic skeleton
• None

10. The skeleton which consists of a fluid filled body cavity is called ________

• Endoskeleton
• Exoskeleton
• Hydrostatic skeleton
• None

11. The fluid filled body cavity is surrounded by ________ and ________ in animals.

• Water and minerals
• Bones and cartilages
• Circular and longitudinal muscles
• None

12. Contraction of circular muscles cause the body to become ________ and ________.

• Short and thick
• Elongated and thick
• Short and stiff
• Elongated and stiff

13. By contraction of longitudinal muscles the body becomes ________ and ________.

• Short and thick
• Elongated and thick
• Short and stiff
• Elongated and stiff

14. Jelly fish and octopus move by ________.

• Help of appendages
• Help of setae
• Jet propulsion
• None

15. Exoskeleton is ________ external covering.

• Non living
• Living
• Both
• None

16. Diatoms have exoskeleton made up of ________.

• Silica
• Chitin
• Lime
• None

17. Mollusces have exoskeleton made up of ________.

• Silica
• Chitin
• Lime
• None

18. Arthropods have exoskeleton made up of ________.

• Silica
• Chitin
• Lime
• None

19. The shedding of old exoskeleton and formation of new and bigger one is called ________.

• Moulting
• Growth
• Both
• None

20. The type of skeleton which is inside the body is called ________.

• Endoskeleton
• Exoskeleton
• Hydrostatic skeleton
• None

21. Endoskeleton consists of bones and ________.

• Muscles
• Vestigial organs
• Cartilage
• None

22. An adult human skeleton consists of ________ bones.

• 206
• 207
• 209
• 300

23. Human skeleton is divided into ________ and ________.

• Upper and lower
• Inner and outed
• Axial and apendicular
• None

24. A human endoskeleton is about ________% of the total body weight.

• 18
• 15
• 25
• 60

25. Cranium is also called ________.

• Brain stem
• Brain bag
• Brain box
• Skull

26. Lower jaw is supported by a single bone called ________.

• Dentary
• Mandible
• Both
• None

27. The spinal cord is protected in a hollow spine called ________.

• Sternum
• Vertebral column
• Ribs
• None

28. Spinal cord consist of ________ small bones called vertebrae.

• 25
• 56
• 20
• 33

29. Cartilagenous pads between two vertebrae prevent ________.

• Friction
• Grinding
• All of the above
• None

30. The last two pairs of vertebrae are called ________.

• Free vertebrae
• Movable vertebrae
• Floating vertebrae
• None

31. The front part of rib cage is called ________.

• Sternum
• Spinal cord
• Clavicle
• None

32. The cells of bones are called ________.

• Osteoclast
• Osteocytes
• Chondrocytes
• Collagen

33. The conversion of soft bony mass into hard and rigid one is called ________.

• Clacification
• Ossification
• Osmoregulation
• Both 1 and 2

34. Vitamin D plays vital role in ________.

• Calcification
• Deposition
• Osmoregulation
• None

35. The points at which two or more bones meet are called ________.

• Articular
• Joint
• Chiasmara
• None

36. There are ________ types of joint.

• 2
• 3
• 5
• 7

37. Hip joint is an example of ________ joint.

• Ball and socket
• Hinge
• Sliding
• Gliding

38. Knee joint is an example of ________ joint.

• Hinge
• Sliding
• Gliding
• Pivot

39. Elbow joint is an example of ________ joint.

• Ball and socket
• Hinge
• Sliding
• Pivot

40. Ankle joint is an example of ________.

• Ball and socket
• Hinge
• Sliding
• Gliding

41. Intervertebral joints are the example of ________ joint.

• Ball and Socket
• Sliding
• Gliding
• Pivot

42. Sutures of skull are the example of ________ joint.

• Movable
• Immovable
• Partially movable
• None

43. Costovertebral joints (between ribs and vertebrae) are the example of ________ joint.

• Movable
• Immovable
• Partially movable
• None

44. Under developed skull is called ________.

• Macroglosus
• Microglosus
• Macrocephaly
• Microcephaly

45. The increase in porosity of bones is called ________.

• Osteoporosis
• Arthritis
• Sciatica
• Spondylosis

46. Any hurt to sciatic nerve is called ________.

• Sciatica
• Spondylosis
• Disc slip
• Rickets

47. Inflammation of joint is called ________.

• Osteoporosis
• Arthritis
• Sciatica
• Spondylosis

48. Norrowing of the space between the two vertebrae is called ________.

• Osteoporosis
• Spondylosis
• Disc slip
• Rickets

49. Change in position of intervertebral disc is called ________.

• Sciatica
• Spondylosis
• Disc slip
• Rickets

50. Breaking in normal continuity of bone is called ________.

• Fracture
• Osteoporosis
• Arthritis
• Sciatica

51. Those muscles that are attached to a bone are called ________.

• Cardiac muscle
• Skeletal muscle
• Vestigial muscle
• Smooth muscle

52. Muscles of heart are called ________.

• Cardiac muscle
• Skeletal muscle
• Vestigial muscle
• Smooth muscle

53. Those muscles that are attached to a vestigial organ are called ________.

• Cardiac muscle
• Skeletal muscle
• Vestigial muscle
• Smooth muscle

54. Those muscles which have cross striations are called ________.

• Unstriated muscle
• Striated muscle
• Voluntry muscle
• Involuntry muscle

55. Those muscles which do not have cross striations are called ________.

• Unstriated muscle
• Striated muscle
• Voluntry muscle
• Involuntry muscle

56. Those muscles which are controlled by autonomic nervous system are called ________

• Unstriated muscle
• Striated muscle
• Voluntry muscle
• Involuntry muscle

57. Those muscles which are controlled by somatic nervous system are called ________

• Unstriated muscle
• Striated muscle
• Voluntry muscle
• Involuntry muscle

58. Muscle consists of two part ________ and ________.

• Arm and body
• Belly and tendon
• Belly and process
• Body and tendon

59. The zone which consists of only actin filament is called ________.

• I-band
• H-band
• A-band
• Z-line

60. The zone which consists of only myosin filament is called ________.

• I-band
• H-band
• A-band
• Z-line

61. The line which shows the centre of two I band is called ________.

• H-band
• A-band
• Z-line
• M-line

62. The line which shows the centre of a sarcomere is called ________.

• I-band
• H-band
• Z-line
• M-line

63. When muscle contracts it becomes ________ and thicker.

• Longer
• Bigger
• Shorter
• Stiff

64. Whenever a muscle contracts the sarcomere shortens and the width of darkand light bands changes. This statement is proposed by ________.

• Mendle
• Huxley
• Edward Tatum
• Francis H.H Wilkins

65. The mechanism of contraction is also called ________ mechanism.

• Gliding filament
• Sliding filament
• Rolling filament
• None

66. Myosin fillament consists a part called ________.

• Cross bridge
• Filament
• Head
• Active sites

67. Actin filament have some sites which provide a site for attachment with cross bridges are called ________.

• Troponin
• Tropomyosin
• Active sites
• Covered sites

68. During muscle contractions the energy is provided by conversion of AIP into ________.

• AMP
• ADP
• Alternately both
• None

69. The amount of oxygen required to remove lactio acid from the entire muscle is called ________.

• Oxygen depth
• Critical oxygen
• Oxygen debt
• None

70. Sudden involuntary muscle contraction due to low level of calcium in blood is called ________.

• Tetany
• Cramps
• Spasm
• Ganong’s Tone

71. Contraction of muscle due to electrolyte imbalance is called ________

• Tetany
• Cramps
• Spasm
• Ganong’s Tone

72. Those muscles that work such a way that when one contracts other relaxes are called ________

• Skeletal muscles
• Vestigial muscles
• Anctagonistic muscles
• All of the above

73. The movement by the help of pseudopodial is called ________

• Cilliarly movement
• Setal movement
• Ambeoboid movement
• Euglenoid movement

74. Locomotory organ of ameoba is ________

• Cillia
• Pseudopodia
• Flagella
• Appendages

75. Locomotory organ of paramecium is ________

• Cillia
• Pseudopodia
• Flagella
• Appendages

76. Locomotory organ of arthrapods is ________

• Flagella
• Appendages
• Viceral foot
• Tube feet

77. Locomotory organ of euglena is ________

• Cillia
• Pseudopodia
• Flagella
• Appendages

78. Locomotory organ of star fish is ________

• Cillia
• Pseudopodia
• Agella
• Appendages
• Viceral foot
• Tube feet

79. Locomotory organ of earth worm is ________

• Appendages
• Viceral foot
• Tube feet
• None of the above

80. The locomotion of jelly fish is by the help of ________

• Jet propulsion
• Suker
• Ampulla
• Summer Sault