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  1. Metagenesis refers to:
    1. Alteration of generation between asexual and sexual phases of an organisms
    2. Occurrence of a drastic change in form during post-embroyonic development
    3. Presence of a segmented body and parthenogenetic mode of reproduction
    4. Presence of different morphic forms
Correct Option: A

Metagenesis is defined as alternation of generation found in phylum cnidaria (eg. Obelia). In this phenomenon one generation of an organism reproduces asexually, followed by a sexually reproducing generation.



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