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Body Movement — Science STD 6 — Question

CBSE BoardEnglish MediumSTD 6ScienceBody Movement1 Mark
MCQ
How many muscles work together to move a bone?
  • A
    One.
  • ✓
    Two.
  • C
    Three.
  • D
    Four.
✓

Answer

Correct option: B.
Two.
Two muscles (a pair) work together to move a bone. When one muscle of the pair contracts, then the other muscle of the pair is relaxed. The alternate contraction and stretching brings about the movement.

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