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  • Digestion in Porifera isOption: 1 Extracellular and takes place inside food vacuolesOption: 2

Digestion in Porifera is

Option: 1

Extracellular and takes place inside food vacuoles


Option: 2

Extracellular and takes place outside food vacuoles


Option: 3

Intracellular and takes place outside food vacuoles


Option: 4

Intracellular and takes place inside food vacuoles


Answers (1)

best_answer

 

 

Physiology of Porifera -

Digestion in Porifera

  • Sponges lack a digestive system. 
  • The nutrition is performed by choanocytes that trap the phytoplanktons and digest them through phagocytosis. 
  • Hence, digestion is intracellular. 
  • The amoebocytes transfer food from choanocytes to other cells. 
  • The pinacocytes digest larger plankton. 

 

 

Sponges lack a digestive system. The nutrition is performed by choanocytes that trap the phytoplanktons and digest them through phagocytosis. Hence, digestion is intracellular.

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