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NEETBotanyAnimal Kingdom

Chondrichthyes Features Features A. Endoskeleton 1. Tough with minute placoid scales B. Skin structure 2. Cartilaginous C. Gill slits 3. Separate and without operculum D. Jaw structure 4. Powerful, backwardly directed teeth

Options

  1. AA - 2, B - 3, C - 1, D - 4
  2. BA - 2, B - 1, C - 3, D - 4
  3. CA - 1, B - 2, C - 3, D - 4
  4. DA - 2, B - 3, C - 4, D - 1

Correct answer

B. A - 2, B - 1, C - 3, D - 4

Step-by-step solution

Chondrichthyes have a cartilaginous endoskeleton.Their skin is tough and contains minute placoid scales.Their gill slits are separate and lack an operculum (gill cover).Their jaws have powerful teeth that are backwardly directed.

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