[Campbell Biology P.753] How do earthworms move, according to the provided text? | Practice Question

How do earthworms move, according to the provided text?

  • A: By using chaetae to grip surfaces and push forward.
  • B: By coordinating the contraction of longitudinal and circular muscles.
  • C: By expanding and contracting their coelom through hydrostatic pressure.
  • D: By secreting mucus to glide across surfaces.

Explanation

The text states: 'Each segment is surrounded by longitudinal muscle, which in turn is surrounded by circular muscle. Earthworms coordinate the contraction of these two sets of muscles to move.'