Biology
NULL
Medium
Question
Nephrostome in earthworm opens in ____________?
A
External space
B
Internal Body cavity
✓ Official correct answer
C
In gut
D
In Bladder
Community credibility
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A
External space
No member explanations yet for this option.
B
Internal Body cavity
No member explanations yet for this option.
C
In gut
No member explanations yet for this option.
D
In Bladder
No member explanations yet for this option.
Explanation
The nephrostome of an earthworm's nephridium opens into the internal body cavity (coelom), where it collects coelomic fluid for filtration and excretion.