Hydra is the small simple freshwater animals. They do not have a recognisable brain or true muscles. Nerve fibres are in the forms of network. The type of neurons possessed by Hydra is
A
Apolar
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B
Bipolar
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
Unipolar
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
Multipolar
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution
The correct option is A Apolar Nervous system in hydra is made up of nerve cells that are apolar. They are joined and spread in its whole body in the form of a network. This network of nerve cells connect sensory photoreceptors and touch sensitive nerve cells present in the tentacles that help in adjusting to the environment. It does not have a brain. Thus the correct answer is option A.