Invertebrate Review

Digestive, Reproductive Question #1 Which of the following systems are present in a sponge? Digestive, Reproductive, Nervous, Excretory, Circulatory, Musculatory, Respiratory Answer: Digestive, Reproductive

Question #2 Name one organism that has asymmetrical symmetry. Answer: Sponge

Clam; the larvae of a clam (baby clam) Question #3 What animal has trochophore and what is its function? Answer: Clam; the larvae of a clam (baby clam)

Planaria, Roundworm, Earthworms, Clam, &/Or Crayfish Question #4 Name one organism that has bilateral symmetry. Answer: Planaria, Roundworm, Earthworms, Clam, &/Or Crayfish

Earthworm; aids in movement through soil Question #5 What animal has setae and what are their function? Answer: Earthworm; aids in movement through soil

Crayfish; used to sensing and for equilibrium Question #6 What animal has antennae and what is its function? Answer: Crayfish; used to sensing and for equilibrium

Starfish; aide in movement & capturing prey Question #7 What animal has tube feet and what is its function? Answer: Starfish; aide in movement & capturing prey

Question #8 List the animals that are or can be sexual reproducers. Answer: Sponge, Hydra, Planaria, Roundworm, Earthworm, Starfish, Clam, & Crayfish

Earthworm; reproduction/contains babies Question #9 What animal has a clitellum and what is its function? Answer: Earthworm; reproduction/contains babies

Clam; allows water to move in and out of the clam Question #10 What animal has incurrent and excurrent siphon and what is its function? Answer: Clam; allows water to move in and out of the clam

Question #11 Compare and contrast the water vascular system to our circulatory system. Answer: Compare: Both systems transport a nutrients around the body in a liquid. Contrast: Circulatory system has blood. The water vascular system uses water.

Question #12 Tell if each animal lives on land, in water, or both: a. Sponge – b. Hydra – c. Planaria – d. Roundworm – e. Earthworm – f. Starfish – g. Clam – h. Crayfish - a. water b. water c. water d. both e. land f. water g. water h. water

Sponge; provides structure Question #13 What animal has spicules and what is its function? Answer: Sponge; provides structure

Question #14 Explain the difference between walking legs and swimmerets on a crayfish. Answer: Walking legs are used for movement and swimmerets are used to produce water current for reproductive purposes

Question #15 What animal has eyespots and what is its function? Answer: Planaria; detects light Starfish; detects light

Question #16 What animal has mouth and what is its function? Answer: Hydra, Roundworm, Planaria, Earthworm, Clam, Crayfish, Starfish; take in food

A method of which food is filtered out of the water. Question #17 Define filter feeder Answer: A method of which food is filtered out of the water.

Hydra; breaks down food Question #18 What animal has a gastrovascular cavity and what is its function? Answer: Hydra; breaks down food

Clam; anchors the clam into the ground Question #19 What animal has foot and what is its function? Answer: Clam; anchors the clam into the ground

Digestive, Reproductive, Nervous, Excretory Question #20 Which of the following systems are present in an starfish? Digestive, Reproductive, Nervous, Excretory, Circulatory, Musculatory, Respiratory Answer: Digestive, Reproductive, Nervous, Excretory

Question #21 Which organism has the ability to be a polyp or a medusa? Answer: Hydra

Planaria; moves waste & water Question #22 What animal has flame cells and what is its function? Answer: Planaria; moves waste & water

Earthworm; stores food Question #23 What animal has a crop and what is its function? Answer: Earthworm; stores food

Question #24 Tell if each animal is sessile or free-moving or both: a. Sponge – b. Hydra – c. Planaria – d. Roundworm – e. Earthworm – f. Starfish – g. Clam – h. Crayfish - a. sessile b. both c. free-moving d. free-moving e. free-moving f. free-moving g. free-moving h. free-moving

Starfish; allows water to go into the starfish Question #25 What animal has madreporite and what is its function? Answer: Starfish; allows water to go into the starfish

Question #26 Name one organism that has radial symmetry. Answer: Hydra &/Or Starfish

Digestive, Reproductive, Nervous, Excretory Question #27 Which of the following systems are present in a roundworm? Digestive, Reproductive, Nervous, Excretory, Circulatory, Musculatory, Respiratory Answer: Digestive, Reproductive, Nervous, Excretory

Question #28 Give definition of the following words: Hermaphrodite- produces both sperm and egg Sessile – unable to move Alternation of Generation – alternates between a polyp state and a medusa state in jellyfish

Planaria; where waste is removed Question #29 What animal has excretory pores and what is its function? Answer: Planaria; where waste is removed

Crayfish; removes waste from the blood Question #30 What animal has green gland and what is its function? Answer: Crayfish; removes waste from the blood

Sponge; allows water to leave the sponge Question #31 What animal has an osculum and what is its function? Answer: Sponge; allows water to leave the sponge

Earthworm; grinds up food Question #32 What animal has a gizzard and what is its function? Answer: Earthworm; grinds up food

Digestive, Reproductive, Nervous Question #33 Which of the following systems are present in a hydra? Digestive, Reproductive, Nervous, Excretory, Circulatory, Musculatory, Respiratory Answer: Digestive, Reproductive, Nervous

Question #34 How many aortic arches does an earthworm have? Do they have an open or a closed circulatory system? Answer: 5; closed

Crayfish; capture prey and a defensive weapon Question #35 What animal has cheliped and what is its function? Answer: Crayfish; capture prey and a defensive weapon

Question #36 Which of the following systems are present in a clam? Digestive, Reproductive, Nervous, Excretory, Circulatory, Musculatory, Respiratory Answer:

Crayfish; makes up the shell Question #37 What animal has chitin and what is its function? Answer: Crayfish; makes up the shell

Clam; protects the internal organs Question #38 What animal has mantle and what is its function? Answer: Clam; protects the internal organs

Questions #39 Roundworms are famous for their ______. Answer: anus

Question #40 Explain the difference between host and a parasite. Answer: A host is an organism that a parasite lives off of. A parasite is the organism that feeds off a host.

Starfish; makes the tube feet open & close Question #41 What animal has ampullae and what is its function? Answer: Starfish; makes the tube feet open & close

Question #42 What animal has nematocysts and what is its function? Answer: Hydra; paralyzes prey

Question #43 Which of the following systems are present in an crayfish? Digestive, Reproductive, Nervous, Excretory, Circulatory, Musculatory, Respiratory Answer:

Question #44 Tell the phylum that each organism belongs to: a. Sponge – b. Hydra – c. Planaria – d. Roundworm – e. Earthworm – f. Starfish – g. Clam – h. Crayfish - a. Porifera b. Cnidarian c. Platyhelminthes d. Nematoda e. Annelid f. Echinoderm g. Mollusca h. Arthropod

Question #45 Which of the following systems are present in an earthworm? Digestive, Reproductive, Nervous, Excretory, Circulatory, Musculatory, Respiratory Answer:

Ability to re-grow missing parts Question #46 Define regeneration Answer: Ability to re-grow missing parts

Question #47 Give the function of the following words: Ganglia – Control center for body Heart – Pumps blood Digestive Gland – Breaks down food Gonad – Produces sperm and egg Exoskeleton – protects the organism

Digestive, Reproductive, Nervous Question #48 Which of the following systems are present in a flatworm? Digestive, Reproductive, Nervous, Excretory, Circulatory, Musculatory, Respiratory Answer: Digestive, Reproductive, Nervous