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From evolutionary point of view, retention of the female gametophyte with developing young embryo on the parent sporophyte for some time, is first observed in
Options
(a) Mosses
(b) Pteridophytes
(c) Gymnosperms
(d) Liverworts
Correct Answer:
Pteridophytes
Explanation:
In Pteridophyte, megaspore is retained for some times in female gametophyte, however the permanent retention is required for seed formation in Gymnosperms.
That’s why Pteridophytes exhibit precursor to seed habit only.
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- Which one of the following living organisms completely lacks a cell wall?
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Topics: Plant and Animal Kingdom
(295)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The size of pupil is controlled by the
- Which one of the following living organisms completely lacks a cell wall?
- Ginger multiplies vegetatively by
- Reproduction in Paramecium is controlled by
- Where did an epidemic bone softening disease Itai Itai occur first
Topics: Plant and Animal Kingdom (295)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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