Ch 2 - Which Invertebrate Am I?

Question 1

It burrows through the soil, swallowing it and leaving behind enriched soil.

Answer 1

earthworm

Question 2

A parasitic worm that feeds on the blood of the host animal it has attached itself to.

Answer 2

leech

Question 3

A parasitic worm that grows inside the intestines of a host and robs it of nutrients.

Answer 3

tapeworm

Question 4

a parastic worm that lives in the muscles, intestines, or lymph nodes of its host and takes its nourishment from the host’s blood or partially digested food

Answer 4

ringworm

Question 5

a spiny-skinned invertebrate with five or more rays and two rows of tube feet

Answer 5

sea star or starfish

Question 6

an invertebrate encased in a thin, rigid shell and protected by spines; it moves on tube feet

Answer 6

sea urchin

Question 7

an invertebrate with a flowerlike appearance; covered with stinging tentacles

Answer 7

sea anemone

Question 8

an invertebrate that builds a limestone cup at the base of its tubelike body; most live in large colonies

Answer 8

coral polyp

Question 9

a tiny freshwater invertebrate with tentacles around its mouth

Answer 9

hydra

Question 10

a bowl-shaped invertebrate with stinging tentacles

Answer 10

jellyfish

Question 11

a colony of several jellyfishlike creatures living and working together

Answer 11

Portuguese man-of-war

Question 12

a protozoan whose shape changes continually as it moves on its pseudopods; uses it pseudopods to engulf food

Answer 12

amoeba

Question 13

a protozoan shaped like a slipper, which moves using cilia

Answer 13

paramecium (pa-rah-MEE-chee-um)

Question 14

the smallest crab; hides its 6mm body in the shell of a live clam or oyster

Answer 14

pea crab

Question 15

can weigh up to 18kg and has 1.5m long legs

Answer 15

Japanese spider crab

Question 16

a sand-coloured burrowing crab of Atlantic and Caribbean beaches

Answer 16

ghost crab

Question 17

an Alaskan crab that is a popular seafood dish

Answer 17

king crab

Question 18

a crab in the eastern United States that is a popular seafood dish

Answer 18

blue crab

Question 19

a crustacean that lives in discarded snail shells

Answer 19

hermit crab

Question 20

prized for its enormous pincers and meaty tail; also called Maine lobster

Answer 20

American lobster

Question 21

a lobster without pincers that uses its antennae for self-defense; also called rock lobster

Answer 21

spiny lobster

Question 22

a small freshwater lobster that feeds on small animals in lakes, ponds, streams, or drainage creeks; also called crawfish or crawdad

Answer 22

crayfish

Question 23

one of the smallest types of shrimp, with unusual ‘gill feet’ for swimming, breathing, and filtering water for food

Answer 23

brine shrimp

Question 24

has one large pincer that it uses as a type of ‘stun gun’

Answer 24

pistol shrimp

Question 25

eats parasites on fish

Answer 25

cleaner shrimp

Question 26

a small crustacean that cements itself to an object and builds a hard shell around itself for protection

Answer 26

barnacle

Question 27

a crustacean that lives on land in moist places; has seven pairs of legs

Answer 27

woodlouse

Question 28

a type of woodlouse that rolls itself into a hard little ball whenever it senses danger; roly-poly

Answer 28

pill bug (slater)