Invertebrate Diversity

Question 1

Phylum Cordata (symmetry, cell layers, body cavity, cell cleavage, and examples of animals)

Answer 1

Bilateral symmetry
Triploblastic
Coelomate
Deuterostomate
humans and sharks

Question 2

Phylum Echinodermata (symmetry, cell layers, body cavity, cell cleavage, and examples of animals)

Answer 2

Bilateral larvae, pentaradial adults
Triploblastic
Coelomate
Deuterostomate
Sea stars, sea urchins, sand dollars, sea cucumbers

Question 3

Phylum Arthropoda (symmetry, cell layers, body cavity, cell cleavage, and examples of animals)

Answer 3

Bilateral
Coelomate
protostomate
triploblastic
spiders, insects, crustaceans

Question 4

Phylum Annelida (symmetry, cell layers, body cavity, cell cleavage, and examples of animals)

Answer 4

Bilateral
coelomate
protostomate
triploblastic
segmented worms, earthworms, leeches, marine worms

Question 5

Phylum Mollusca (symmetry, cell layers, body cavity, cell cleavage, and examples of animals)

Answer 5

Bilateral, coelomate, protostomate, triploblastic, mollusks

Question 6

Phylum Nematoda (symmetry, cell layers, body cavity, cell cleavage, and examples of animals)

Answer 6

Bilateral, pseudocoelomate, protostomate, triploblastic, roundworms

Question 7

Phylum Platyhelminthes (symmetry, cell layers, body cavity, cell cleavage, and examples of animals)

Answer 7

Bilateral, acoelomate, protostomate, triploblastic, flatworms

Question 8

Phylum Cnidaria (symmetry, cell layers, body cavity, cell cleavage, and examples of animals)

Answer 8

Radial symmetry, diploblastic, corals, jellyfish, hydras

Question 9

Phylum Porifera

Answer 9

Assymetrical, sponges