Marine Biology Final Exam

The orca is a toothed whale, but the humpback has bristles in its mouth to strain out food. The bristles are part of a structure called

Baleen

Why don't stinging cells of Cnidaria hurt clownfish?

Clown fish are covered with mucus to help protect them

To what phylum does a jellyfish belong?

Cnidaria

How do pelicans catch food?

they dive into the water after the fish and catch them with their pouch

What kind of fish are the sharks?

Chondrichthyes

The phylum to which coral, jellyfish, and sea anemone belong is:

Cnidaria

How are turtles adapted for swimming?

Their forelimbs are flippers

What structures enable starfish to walk?

Tube feet

If a blue tang has never eaten a fish, that makes her

A herbivore

What zone is found in deep water?

Abyssal

What is the green stuff that will grow in the sides of an uncleaned aquarium?

Algae

To what phylum do cleaner-shrimp belong?

Arthropoda

To what phylum do the lobsters belong?

Arthropoda

Being a starfish, where are your "eyes" located?

At the tips of the arms

Why do the sharks have so many teeth?

Because they lose teeth when killing and eating

How does the lantern fish make light? By a chemical reaction called

Bioluminescence

What kind of animal "inks"?

Both octopus and squid "ink"

What do reptiles in the ocean have to be able to do, just like any other reptile, bird, or mammal?

Breathe Air

Kelp is what kind of algae?

Brown

What structures are particular to male sharks?

Claspers

To what class does the cleaner-shrimp belong?

Crustaceans

Sea cucumbers belong to what phylum?

Echinodermata

Why do dead fish float?

Decomposing bacteria produce gases in the fish that make them float

The crabs feeding on the wastes escaping from the sewer line, makes them

Detritivores

The ray that is black with white spots and was responsible for Steve Irwin's death was the:

Eagle Ray

What kind of fish have both eyes on the same side of its head when it is an adult?

Flounder

Why do small fish swim around a large sting ray?

For protection from larger fish

Excess water in a whales mouth is

Forced out of the mouth with the tongue

What is the name of the reef off of the eastern coast of Australia?

Great Barrier

What fin is used by fish to propel itself forward?

He uses his caudal fins to swim

What is the male turtle's responsibility when it comes to caring for his young?

Male turtles do not care for their young; female turtles don't either

The bottle-nose dolphin is what kind of vertebrate?

Mammal

Who invented SCUBA gear?

Jacques Cousteau

How does the jellyfish protect itself?

Nematocysts

The barracuda belongs to the group of fishes called

Osteichthyes

How do the gulls get rid of the excess salt they drink?

Out their nostrils from a salt gland

In what ocean is the Great Barrier Reef?

Pacific Ocean

What is the name of the fish fins used mostly for balance?

Pectoral

Sea turtles are what kind of vertebrate?

Reptile

What are krill?

Small shrimp

In the movie Nemo, when the group of fish made the shape of an octopus and Dory guessed clam, why did the fish say "close enough"?

The clam and the octopus are both mollusks. (Octopuses are cephalopods- mollusks with lack of shell. They are the only cephalopod with four hills instead of two.)

In "Finding Nemo", it sounds as if, when the jellyfish stings, the victim is getting an electrical shock. What is actually happening?

The nematocysts are injecting them with venom

Why can bony fish stay still in the water?

The swim bladder

What part or parts of a jellyfish has/have stinging cells?

The tentacles

The whale breathes

Through the blowhole