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 Eye-spots are the parts of

Option: 1

Cerebral ganglia


Option: 2

Longitudinal nerve cord


Option: 3

Transverse nerve cord


Option: 4

Transverse commissures


Answers (1)

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Nervous System of Platyhelminthes:

  • The Platyhelminthes show cephalization, i.e., the grouping of neurons at the anterior end of the body. 
  • They show a characteristic ladder-like nervous system. 
  • There is a pair of nerve cords that are connected through numerous nerves transversely, known as transverse commissures. 
  • A concentration of ganglion is present at the anterior end called cerebral ganglia which has chemosensitive and photosensitive cells (eye spots). 

A concentration of ganglion is present at the anterior end called cerebral ganglia which has chemosensitive and photosensitive cells (eye spots).

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Divya Prakash Singh

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