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  • Nutrition in sponges is performed by Option: 1 Body surfaceOption: 2  Spongioblas

Nutrition in sponges is performed by 

Option: 1

Body surface


Option: 2

 Spongioblast 


Option: 3

Gland cells 


Option: 4

Choanocytes


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. 
     

- 

 

  The nutrition in sponges is performed by choanocytes that trap the phytoplanktons and digest them through phagocytosis. 

Posted by

Irshad Anwar

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