Question

name the phylum in which organisms have cell level organisation.

list any two characterstics of chordates.

name the largest phylum which is probably the largest groups of animals

Answer 1

1. Phylum Porifera of animal kingdom has cellular level of organization.
2. Two characteristics of chordates are: presence of notochord and dorsal hollow nerve cord
3. Arthropoda is the largest phylum of animals kingdom.