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Class 11BiologyAnimal KingdomPhylum-Chordata
Medium

Which of the following groups of characters is present in all chordates at some stage in their life?

  • A
    Mammary glands, hair, and gill slits
  • B
    Notochord, gill slits, and dorsal tubular nervous system
  • C
    Notochord, scales, and dorsal tubular nervous system
  • D
    Gill slits, vertebral column, and notochord
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Class 11 Questions

Class 11

Biology Questions

Chapter

Animal Kingdom

Subtopic

Phylum-Chordata

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