phylums

Question 1

ctenophora

Answer 1

comb jellies (ridged on side pump for movement)

Question 2

cnidaria

Answer 2

hard and soft corals, jellyfish, sea anemone, hydrozoans, seafans and whips (incomplete digestive system)

Question 3

porifera

Answer 3

sponges

Question 4

arthropods

Answer 4

joint footed animals

Question 5

mollusca

Answer 5

chiton, snails, scaphopods, clams, octopus, squid

Question 6

ekinoderm

Answer 6

spiky skin (sea urchins, starfish, seacucumber snails)

Question 7

what are the two body designs

Answer 7

antinuated= snake fusaform= torpedo

Question 8

nematoda

Answer 8

roundworms

Question 9

annelida

Answer 9

segmented worms

Question 10

bivalves (class)

Answer 10

clams, muscles, oysters

Question 11

gastropods

Answer 11

sails whelks slugs

Question 12

cephalopod

Answer 12

octopus, squids

Question 13

osteichthyes (class)

Answer 13

bony skeleton, symmetrical fins, pectoral fins for maneuverability, true scales, swim bladder, operculum

Question 14

what are two muscle types

Answer 14

red (fast long sustained energy) White( short bursts of energy)

Question 15

anadromus

Answer 15

salt and fresh water

Question 16

what is osmoregulation

Answer 16

drink water and filter salt thru kidneys (constantly peeing)

Question 17

dicous

Answer 17

boys and girls

Question 18

sexual dimorphism

Answer 18

difference between males and females

Question 19

hermaphrodic

Answer 19

can change sexes

Question 20

ostaciform

Answer 20

swim with pectoral and anal fins