Question

Metsgenesis is shown by 1.obelia 2. Hydra 3.ctenoplana 4. Locusta

Answer 1

Answer:

'' Obelia ''

Explanation:

Life History of Obelia includes both asexual and sexual generations that alternate with each other to complete the life cycle. ... Such alternation of generation in which the asexual polypoid generation appears to alternate regularly with the sexual medusoid generation but both forms are diploid, is called Metagenesis.

Answer 2

$\bf\huge\underline{Answer:}$

$\huge\mathcal{\red{Obelia}}$

$\bf\huge\underline{Explanation:}$

Metagenesis is performed by Obelia (Coelentreta/Cnidaria) [option 1]

Metagenesis is referred as the Alternation of Generation between Sexual & Asexual Reproduction.

Where Polyp to Medusa is produced Asexually & Medusa to Polyp is produced Sexually.

Hope it helps you! ^_^