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BIOLOGY CH17 Animal Kingdom — Science STD 9 — Question

Tamilnadu BoardEnglish MediumSTD 9ScienceBIOLOGY CH17 Animal Kingdom1 Mark
MCQ
_________ ¡s the unique characteristic feature of mammals.
  • ✓
    Placenta
  • B
    Egg
  • C
    Tail
  • D
    Ear
✓

Answer

Correct option: A.
Placenta
Placenta

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