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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.
Related Questions: - During photochemical reactions of photosynthesis
- A eukaryotic gene contain two kinds of base sequences. Which of these plays
- Leghaemoglobin occurs in
- Auxin originates at the tip of the stem and controls growth elsewhere The
- An osmometer is filled with 0.5 M solution of NaCl in water.
Topics: Plant and Animal Kingdom
(295)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- During photochemical reactions of photosynthesis
- A eukaryotic gene contain two kinds of base sequences. Which of these plays
- Leghaemoglobin occurs in
- Auxin originates at the tip of the stem and controls growth elsewhere The
- An osmometer is filled with 0.5 M solution of NaCl in water.
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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