CBSE  /  Class 6  /  Science  /  Body Movements

  • 1. 
    Skeleton of human body is made up of

  • bones
  • cartilage
  • both bones and cartilage
  • None of these

  • 2. 
    Human skeleton comprises

  • skull and backbone
  • ribs and breast bone
  • shoulder and hip bones

  • 3. 
    Fixed joints are found in

  • lower jaw
  • skull
  • hands
  • hip bone

  • 4. 
    Knee joints are

  • hinge joints
  • ball and socket joints
  • pivotal joints
  • fixed joints

  • 5. 
    Fish swims by

  • forming loops alternately on two sides of the body
  • forming loops on single side
  • somersalting
  • alternate dipping and coming up

  • 6. 
    Which one of the following is the characteristics of birds?

  • Strong muscles
  • Light bones
  • Hollow bones
  • All of these

  • 7. 
    In cockroaches, the body parts helping in movement are

  • three pairs of legs and two pairs of wings
  • two pairs of legs and two pairs of wings
  • two pairs of legs and three pairs of wings
  • none of these

  • 8. 
    Muscular foot is a locomotary organ in

  • snakes
  • earthworm
  • housefly
  • snails

  • 9. 
    The organ that protects the main nerve cord is

  • skull
  • backbone
  • breast bone
  • chest bone

  • 10. 
    The number of cervical vertebrae in man is

  • ten
  • five
  • seven
  • eight
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