First slide

Classification of Animals

Question

Metagenesis refers to

Easy

A

occurrence of a drastic change in form during postembryonic development
B

presence of a segmented body and parthenogenetic mode of reproduction
C

presence of different morphic forms
D

alternation of generation between asexual and sexual phases of an organism.

Solution

Metagenesis refers to alternation of generation between asexual and sexual phases of an organism.
Polymorphism is presence of different morphic forms.
Parthenogenesis is a form of reproduction in which an egg can develop into an embryo without being fertilized by a sperm.
Presence of a segmented body is a phenomenon called metamerism.
Post embryonic developmental change is called metamorphosis. It may be called regeneration or aging in some.

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