Q3 / 290 · NTA Abhyas (NEET) 2020 · Botany · Animal Kingdom

Select the correct match about vertebrates with their features:

  • A
    Teeth of Scoliodon → modified cycloid scales
  • Correct answer
    B
    Electric organ of Torpedo → modified muscles on dorsal side
  • C
    Sting of Trygon → modified pelvic fin
  • D
    All of the above

Solution

In Scoliodon → Dog fish, the teeth are modified placoid scales which are backwardly directed. In Trygon → Sting ray, the dorsal fin is modified into the sting.

Hence, the correct answer is option: 'B'.

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