Diversity in Living Organisms class 9 Biology Part-6

Описание: Diversity in Living Organisms class 9| Biology|Part 6|‪@naliniHomeSchool‬
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This video includes
-kingdom animalia and it is divided into phyla
-vertebrates and invertibrates
detailed characteristics of phylum porifera also called as sponges
about spongocoel osculum etc...has cellular level of organisation, has pores....
-detailed characteristics of phylum coelenterata..has tentacles, body cavity. tissue level of organisation.
hydra, corols, pollips