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

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 4. Animal kingdom1 Mark
MCQ
Nematocysts are activated by
  • A
    Water
  • ✓
    Touch
  • C
    Brain
  • D
    None of the above
✓

Answer

Correct option: B.
Touch
b
(b)A mechanical stimulation of cnidocil by contact with an object is essential, but not sufficient, for discharge.

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