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A well developed archegonium with neck consisting of 4-6 rows of neck canal cells, is a characteristic of
  • a)
    gymnosperms only
  • b)
    bryophytes and pteridophytes
  • c)
    pteridophytes and gymnosperms
  • d)
    gymnosperms and angiosperms
Correct answer is option 'B'. Can you explain this answer?
Verified Answer
A well developed archegonium with neck consisting of 4-6 rows of nec...
Bryophytes and pteridophytes both have alternation of generation. The gametophytic phase is dominant in bryophytes whereas in pteridophytes it is short lived. Sex organs are embedded is some members of bryophytes and pteridophytes. Sperms are flagellate and so water is required for fertilization. Sterile jacket is present around the sex organs for protection. Archegonium appeared for the first time in bryophytes in the plant kingdom. It is a flask shaped structure. It has a swollen basal portion called venter and upper elongated neck. The center has egg cells and ventral canal cells. There are 4-6 vertical rows of neck cells enclosing neck canal cells in bryophytes. The archegonia have a short neck made of four rows of vertically elongated cells that encloses four neck canal cells in pteridophytes.
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A well developed archegonium with neck consisting of 4-6 rows of neck canal cells, is a characteristic ofa)gymnosperms onlyb)bryophytes and pteridophytesc)pteridophytes and gymnospermsd)gymnosperms and angiospermsCorrect answer is option 'B'. Can you explain this answer?
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A well developed archegonium with neck consisting of 4-6 rows of neck canal cells, is a characteristic ofa)gymnosperms onlyb)bryophytes and pteridophytesc)pteridophytes and gymnospermsd)gymnosperms and angiospermsCorrect answer is option 'B'. Can you explain this answer? for NEET 2024 is part of NEET preparation. The Question and answers have been prepared according to the NEET exam syllabus. Information about A well developed archegonium with neck consisting of 4-6 rows of neck canal cells, is a characteristic ofa)gymnosperms onlyb)bryophytes and pteridophytesc)pteridophytes and gymnospermsd)gymnosperms and angiospermsCorrect answer is option 'B'. Can you explain this answer? covers all topics & solutions for NEET 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for A well developed archegonium with neck consisting of 4-6 rows of neck canal cells, is a characteristic ofa)gymnosperms onlyb)bryophytes and pteridophytesc)pteridophytes and gymnospermsd)gymnosperms and angiospermsCorrect answer is option 'B'. Can you explain this answer?.
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