A) phototaxy
B) chemotaxy
C) thermotaxy
D) cyclosis
Correct Answer: B
Solution :
In ferns about 32 multiflagellate, spirally coiled Sperms are produced in an the ridium. These Sperms swim towards open archegonia due to The presence of malic acid in the latter, ie, they show chemotaxy.You need to login to perform this action.
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