Nephrostome in earthworm opens in____________?
Correct answer: B. Internal Body cavity
- A. External space
- B. Internal Body cavity
- C. In gut
- D. In Bladder
Explanation
In an earthworm, the nephrostome is the ciliated funnel that opens internally into the coelom and receives coelomic fluid. The nephridiopore is the external opening, so choosing it reverses the internal and external ends of the nephridium.
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