Quiz  /  NEET MCQ on Coelenterata

  • 1. 
    Pick the most suitable terminology to designate life cycle of Obelia

  • Metamorphosis
  • Neoteny
  • Metagenesis
  • None of the above

  • 2. 
    This group is commonly known as ‘sea stick’

  • Porifera
  • Coelenterata
  • Arthropoda
  • Echinodermata

  • 3. 
    This does not belong to Phylum Coelenterata

  • Sea cucumber
  • Sea feather
  • Sea pen
  • Sea fan

  • 4. 
    A coelenterate that is commonly referred to as ‘fresh water polyp’ is

  • Obelia
  • Physalia
  • Hydra
  • Aurelia

  • 5. 
    This is a special character of coelenterata occurring only in them

  • Flame cells
  • Hermaphroditism
  • Nematocysts
  • Polymorphism

  • 6. 
    The characteristic larva in coelenterates is

  • Oncosphere
  • Rhabditiform
  • Planula
  • Cysticercus

  • 7. 
    Oxygen in coelenterates is supplied to different tissues by

  • Plasma
  • Diffuses through integuments
  • Blood pigment
  • Tracheal tubes

  • 8. 
    The class of coelenterata in which the medusa and polyp both are found in one animal is

  • Anthozoa
  • Hydrozoa
  • Scyphozoa
  • None of the above

  • 9. 
    This phylum shows the presence of nerve cells and absence of nerves

  • Coelenterata
  • Porifera
  • Nemathelminthes
  • Platyhelminthes

  • 10. 
    This is a characteristic feature of coelenterata

  • Polyp
  • Gastrovascular cavity
  • All are marine
  • Presence of tentacles around mouth
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