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Matching (1 point each) a. Sponges b. Flatworms c. Nematodes d. Insects e. Chord

ID: 132118 • Letter: M

Question

Matching (1 point each) a. Sponges b. Flatworms c. Nematodes d. Insects e. Chordates f. Cnidarians g. Arthropods h. Echinoderms i. Molluscs j. Annelids 11. have a muscular foot and mantle. 12. earthworms, polychactes, and leeches. 13. the simplest bilateral animals. 14.largest phylum of al. 15 the most primitive animal group. 16. includes heartworms and have a cuticle include the vertebrates. 18. closest relatives of chordates. 19.medusa and polyp body forms. 20. most successful group of animals.

Explanation / Answer

11. Molluscs have muscular foot and mantle.

12. Annelids earthworm, polychaetes and leeches.

13. Flatworms the simplest bilateral animals.

14. Arthropods largest phylum of all.

15. Sponges the most primitive animal group.

16. Nematodes includes heartworms and have a cuticle.

17. Chordates includes the vertebrates.

18. Echinoderms closect relative of chordates.

19. Cnidarians medusa and polyp body forms.

20. Insects most successful group of animals.