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6. Coelenteratas Contain true tissues, though not organ systems

  • True
  • False

7. What type of reef is this: Close to land mass with no/ narrow lagoon between reef and shore

  • Atoll
  • Patch Reef
  • Fringing Reef
  • Barrier Reef

8. What type of reef is this: Small isolated reefs

  • Barrier Reef
  • Atoll
  • Patch Reef
  • Fringing Reef

9. How many orders are there in the subclass Hexacorallaria

  • 24
  • 6
  • 4
  • 10

10. What type of reef is this: Reef separated from adjacent land by wider lagoon

  • Patch Reef
  • Fringing Reef
  • Barrier Reef
  • Atoll

11. what organisms are in the class hydrozoa

  • box jellies, ‘sea wasps’ with potent toxins
  • siphonophores, hydroids, fire corals, and many medusa
  • The true jelly fish
  • true corals, anemones, and sea pens.

12. Tropical coral reefs: some can tolerate temperatures up to what C

  • 35
  • 40
  • 50
  • 39

13. How many species are in the Order: Alcyonacea – soft corals:

  • 4962
  • 2500
  • 392
  • 566

14. How many species are in the class cubozoa

  • 300
  • 20
  • 150
  • 34

15. What order do these organisms belong to: black corals

  • Antipatharia
  • zoantharian
  • Actiniaria
  • Crallimorpharia

16. in anatomy of jellyfish what is the bell

  • collective term (the mouth and arms, underside and centre of bell).
  • may be well-developed/absent
  • main body of the organism
  • Reproductive organs

17. what organisms are in the class cubozoa

  • box jellies, ‘sea wasps’ with potent toxins
  • true corals, anemones, and sea pens.
  • The true jelly fish
  • siphonophores, hydroids, fire corals, and many medusa

18. How many species are there in the order Actiniaria

  • 2,000
  • 900
  • 400
  • 1,954

19. What order do these organisms belong to: stony/hard corals

  • Actiniaria
  • Scleractina
  • Crallimorpharia
  • zoantharian

20. Tropical coral reefs: Optimal growth between what temperatures C

  • 23 - 29
  • 41 - 45
  • 25 - 30
  • 15 - 19