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How many pairs of ganglia are present in molluscs?
 

Option: 1

2


Option: 2

3


Option: 3

4


Option: 4

5

 


Answers (1)

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Nervous System and Sense Organs in Mollusca:

  • The nervous system is represented by three pairs of ganglia - cerebral, visceral and pedal. Octopus has a well-developed brain that allows development of memory.
  • They have sense organs for touch, smell and balance. 
  • Osphradium in Pila globosa is a chemoreceptor.

 

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 In mollusca, the nervous system is represented by three pairs of ganglia - cerebral, visceral and pedal. Octopus has a well-developed brain that allows development of memory.

Posted by

Gautam harsolia

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