Biology
Medium
Question
Hydra has no specialized excretory system because:
A
It does not produce waste material
B
Due to absence of mesoderm
C
The whole body cells are in contact with water
✓ Official correct answer
D
It has pseudocoelom.
Community credibility
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A
It does not produce waste material
No member explanations yet for this option.
B
Due to absence of mesoderm
No member explanations yet for this option.
C
The whole body cells are in contact with water
No member explanations yet for this option.
D
It has pseudocoelom.
No member explanations yet for this option.