AIPMT PRELIMS2002Zoology-Animal Physiology
AIPMT PRELIMS 2002 Zoology Nervous System MCQ Question
Type: MCQ-conceptual-Medium-Class 11
In which animal nerve cell is present but brain is absent:
A
Sponge
B
Earthworm
C
Cockroach
D
Hydra
Correct Answer
Option D
Detailed Explanation
Hydra has a nerve net but lacks a centralized brain structure.
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