Porifera and Cnidaria What level of organization do sponges have?                      _____________________ What is the function of spicules?                                         _____________________ What level of organization...

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Biology

Porifera and Cnidaria

  1. What level of organization do spongeshave?                     _____________________
  2. What is the function ofspicules?                                        _____________________
  3. What level of organization do cnidarianshave?       
  4. What kind of symmetry do cnidarianshave?                      
  5. Which body type dominates the hydrozoan lifecycle?               
  6. Which body type dominates the hydrozoan lifecycle?               
  7. What are the examples of hydrozoans?
  8. Which class does jellyfishbelong?                                       
  9. Which body type dominates the jellyfish lifecycle?            
  10. Which class is the largest of cnidarians?
  11. What are the examples of this largest class of cnidarians?
  12. Observe the preserved specimens of corals.   Whatchemical compound composes the remains of corals?

Answer & Explanation Solved by verified expert
4.1 Ratings (826 Votes)
Ans 1 Sponges have cellular level of organisation There body is composed of cells it does not have any specialised structures which can be described as organs Ans 2 Spicules are specialised structures which are mainly found in sponges They functions in providing the structural support to sponges There are two types of spicules Larger    See Answer
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