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STD 11 - 4. Animal kingdom — BIOLOGY STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 4. Animal kingdom1 Mark
MCQ
A complete digestive system has
  • A
    Single opening that serves as both mouth and anus
  • ✓
    Two openings, one as mouth and other as anus
  • C
    Single opening that acts as mouth only
  • D
    Two openings, both act as mouth as well as anus
✓

Answer

Correct option: B.
Two openings, one as mouth and other as anus
b
Digestive tract with two openings, mouth for ingestion and anus for egestion is known as complete digestive system.

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