Study

Animal Symmetry and Worms

  •   0%
  •  0     0     0

      Back   Restart
  • How does a worm reproduce?
    Sexual and asexual
  • What type of symmetry do worms have?
    Bilateral symmetry
  • What are the characteristics of Bilateral symmetry?
    Larger, more complex, move more quickly, have sense organ in the front end
  • What does it mean by flatworms are parasite?
    An organism that lives inside or on other organism
  • Explain about the closed and open circulatory system.
    Closed circulatory system : Blood moves inside the blood vessels, Open circulatory system: Blood leaves the blood vessels and sloshes inside the body
  • What is the role of earthworm in the environment?
    It improves the soil in which plant grow. Earthworms tunnels loosen the soil, allowing air, water and plant roots to move through it
  • What are the characteristics of radial symmetry?
    Do not have distinct front or back ends, live in water, moved along the water currents/creep along the bottom
  • Which phyla of worms that does not have a digestive system that is like a tube, open at both ends?
    Flatworms
  • What does it mean by planarians are free-living flatworms?
    They feed on dead ,decaying materials and attack smaller animals than them.
  • Name three major phyla of worms
    flatworms, roundworms, and segmented worms
    • Your experience on this site will be improved by allowing cookies.