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NEETBotanyAnimal Kingdom

Phylum Chordata Features Descriptions A. Pharyngeal gill slits 1. Present in all chordates and may function in feeding or respiration B. Notochord 2. Circulatory system type indicating a fully enclosed network of blood vessels C. Closed circulatory system 3. Present in all chordates and may be replaced by vertebral column in vertebrates D. Post-anal tail 4. Tail that extends beyond the anus

Options

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

Correct answer

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

Step-by-step solution

Pharyngeal gill slits are present in all chordates and are involved in feeding or respiration.The notochord is a key feature of all chordates and may be replaced by the vertebral column in vertebrates.Chordates have a closed circulatory system, meaning blood is contained within vessels.The post-anal tail extends beyond the anus, which is a distinguishing feature of chordates.

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