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Structural Organisation in Animals — BIOLOGY STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYStructural Organisation in Animals1 Mark
MCQ
Enteronephric nephridia of earthworm are concerned with:
  • ✓
    Excretion
  • B
    Respiration
  • C
    Digestion
  • D
    Osmoregulation
✓

Answer

Correct option: A.
Excretion
The integumentary nephridia open directly to the exterior and so they are called as the exonephric nephridia.
As the septal and pharyngeal nephridia discharge their waste products into the alimentary canal, they are called as the enteronephric nephridia.

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