Meiosis occur in Pteridophytes when
(1) Gametes are formed
(2) Prothallus are formed
(3) Sex organ are formed
(4) Spores are formed
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Answer:
(4) spores are formed
Explanation:
A fern plant body is sporophytic (2n) and is differentiated into roots, stems and leaves. On the ventral surface of leaves sporangia are borne in a group called sori. Inside the sporangium are present the spores which are formed by reduction duvsion. ... Thus meiosis takes place at the stage of spore formation.
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prothallus are formed
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