Sponges Reading

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Across
  1. 2. support the skeletal structure of sponges
  2. 5. Flat cells found on outer surface of sponge
  3. 9. Means "pore bearers"
  4. 12. living permanently attached to bottom
Down
  1. 1. Mechanism by which sponges feed, ___ feeders
  2. 3. Another name for flagellated collar cells that create currents
  3. 4. Having both male and female gonads
  4. 6. Also support the skeletal structure of sponges
  5. 7. Broadcast ___, release of gametes into the water
  6. 8. Used by sponges in sexual reproduction
  7. 10. Pores that allow water to enter the body of a sponge
  8. 11. large opening on top of the sponge