SPONGES

Zoology 5th Hour GRACE WEIDE

Phyla

PORIFERA

Seven descriptions

  • Asymmetrical
  • ONE Osculum
  • ONE Pore
  • Egg&Sperm// Budding// External Reproduction
  • Spicuals for support
  • MARINE

Benefits // Harm

FOR HUMANS


  • Cleans the water in the ocean



  • Causes rashes if touched
FOR ENVIRONMENT
  • Shelter for other aquatic animals


  • Take over coral reefs