Reproduction in the earthworm involves
A) asexual budding.
B) self-fertilization.
C) cross-fertilization between two dioecious organisms.
D) cross-fertilization between two hermaphroditic organisms.
E) reproduction by "stem mothers."
Correct Answer:
Verified
Q20: The polychaetes
A)belong to the smallest and most
Q21: The feathery arms of fanworms that trap
Q22: Darwin observed earthworm behavior where a worm
Q23: Conventional external fertilization involves both males and
Q24: _ organs are ciliated sensory pits or
Q26: A unique feature of the leech nervous
Q27: The Sipunculans live in burrows and feed
Q28: The circulatory system in the earthworm
A)is absent
Q29: Compared to earthworms,freshwater oligochaetes
A)have more conspicuous setae.
B)have
Q30: The remaining valid use of "medicinal leeches"
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