(a) Sperms of Funaria are killed when mixed with sperms of Pteris
(b) Archegonia of Pteris secrete a substance with repels sperms of Funaria
(c) Archegonia of Pteris secrete a chemical substance which attracts sperms of Pteris chemotactically
(d) Sperms of Funaria are less motile
Answer: c
(16)
5/5 - (1 vote)