Body Movements-Worksheets

CBSE Worksheet-01
Class – VI Science (Body Movements)
  1. A group of similar cells specialized to perform specific functions are called :-
    a) Organ b) Tissue c) Organ system d) Organism
  2. Which of these have least number of movable joints :-
    a) Backbone b) Skull c) Legs and feet d) Arms and hands
  3. The total number of bones in the human skeleton are :-
    a) 206 b) 196 c) 296 d) 106
  4. Backbone consists of :-
    a) 13 vertebra b) 23 vertebra c) 33 vertebra d) 43 vertebra
  5. Match the following:
    Column AColumn B
    a. Pivot jointi. Shark
    b. Hinge jointii. Crab
    c. Ball and socket jointiii. Elbow
    d. Exoskeletoniv. Shoulder
    e. Cartilaginous bodyv. Skull resting on the vertebral column
  6. Fill the blanks with suitable words.
    1. The contraction of the _______ pulls the bones during movement.
    2. Two bones meet at place called _______.
    3. The knee allows movement in _______ plane.
    4. The last two ribs are free and are called _______.
    5. The strongest and longest bone in the body is the _______.
  7. What is exoskeleton? Name two organism in which it is present.
  8. What is chitin? What is its function?
  9. Why animals move?
  10. Describe in brief about the movement of snakes, cockroaches, snails and earthworms.
CBSE Worksheet-01
Class – VI Science (Body Movements)
Answer key
  1. b
  2. b
  3. a
  4. c
  5. (a) – (v), (b) – (iii), (c) – (iv), (d) – (ii), (e) – (i).
  6.  
    1. muscles
    2. joints
    3. single
    4. floatingribs
    5. Femur
  7. An exoskeleton is the stiff covering on the outside of some creatures. There are often flexible joints with underlying muscles that allow for a range of movement of the exoskeleton. , a category of animals that includes insects, spiders, and crustaceans and many more contains it.
  8. Chitin is a tough sugar complex that forms the outer covering of some animals. It protects the animals and gives support to the body. It also helps in movement in body of animals.
  9. Animals move
    1. In search of food by which they get energy.
    2. To escape from enemies and predators.
    3. To find their mate for reproduction.
  10. In snake, movement occurs with the help of numerous slender muscles by forming loop. In cockroach, movement occurs with the help of three pairs of legs and muscles attached to them. Snail moves with the help of foot that produce wavy motion. In earthworms bristles are present in undersurface of body that help in movement.