Marine Animals

What is the part of the body that fish use for breathing?

• broadcast spawning

• countercurrent exchanger

• cephalopods

• gills

An active predatory mollusk, such as an octopus or squid is called a_____.

• broadcast spawning

• countercurrent exchanger

• cephalopods

• gills

a flat thin part on the back of most fish is called a_____.

• gills

• fins

• hemocyanin

• larvae

The part of the zooplankton that eats smaller plankton is the _____.

• larvae

• plankton

• predator

• prey

They are very small animal and plant life in an ocean.

• larvae

• plankton

• predator

• prey

What is an animal that hunts or kill by another animal for food called

• larvae

• plankton

• predator

• prey

What is an animal that is hunted or killed by another animal for food called?

• larvae

• plankton

• predator

• prey

What is the many small thin plates that cover the bodies of fish called?

• plankton

• predator

• prey

• scales

To produce or lay eggs in water is called _____

• prey

• predator

• spawn

• zooplankton