The marin fish among the following varieties is
The marin fish among the following varieties is
A. Stromateus
B. Labeo
C. Cirrhina
D. Catla
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Correct Answer - A
In annelida four pairs of flask shaped sacs, each with a diverticulum for storgae of sperms and large ampulla for their nourishment is present. Spermathecase occur in 6-9 segments. They recive sperm during copulation. As cross fertilization occurs in earthworm, the sperms of one worm are transferred to spermathecase of the other.
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