Vocab 12: Ocean Zones

Front

Abyssal Zone:

Back

the bottommost ocean zone, 2,000 to 6,000 meters below surface

Front

Bathyal Zone: the middle ocean zone, 100 to 2,000 meters deep.

Back

the middle ocean zone, 100 to 2,000 meters deep.

Front

Euphotic Zone:

Back

the uppermost ocean zone, from the surface to about 100 meters deep.

Front

Plankton:

Back

microscopic plants and animals that form the base of ocean food chains.

Front

Adaptation:

Back

A change over time in a plant, animal, or organism that enhances its fit for the environment and survival.

Front

Predator:

Back

an animal that eats other animals; the opposite of prey.

Front

Photosynthesis:

Back

the process green plants use to convert water and CO2 into food using sunlight.

Front

Ecosystem:

Back

A group of all organisms and their environment.

Front

Biome:

Back

A region of Earth with similar ecosystems, climate, geography, and life.

Front

Ocean:

Back

one of the five large bodies of salt water covering much of the earth's surface.