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NTA Abhyas NEET2020BotanyAnimal KingdomPractice

Select the correct match about vertebrates with their features:

Options

  1. ATeeth of Scoliodon → modified cycloid scales
  2. BElectric organ of Torpedo → modified muscles on dorsal side
  3. CSting of Trygon → modified pelvic fin
  4. DAll of the above

Correct answer

B. Electric organ of Torpedo → modified muscles on dorsal side

Step-by-step 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.

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