A
B
C
D
E
100

A group of organisms that live in a particular geographical area and are capable of interbreeding.

POPULATIONS

100

An area of land that catches and collects freshwater.

WATERSHED

100

Any type of close and long-term relationship between two different biological organisms.

SYMBIOSIS

100

The role that an organism or population plays in its environment.

NICHE

100

 The sum of all of the ecosystems in the world.

BIOSPHERE

200

An interdisciplinary field that integrates scientific methods and disciplines to understand and address real world environmental challenges.

ENVIRONMENTAL SCIENCE

200

Producers, Consumers, and Decomposers make up what part of an Ecosystem

BIOTIC

200

Any practice that reduces, eliminates, or prevents a source of pollution.

POLLUTIONS PREVENTIONS

200

Any organisms (animals, plants, aquatic lifeforms, etc) that have the potential to die out in the near future.

THREATENED SPECIES

200

A system consisting of living organisms within a community, interacting with the nonliving parts of their environment.

ECOSYSTEM

300

The deliberate preservation of a resource.

CONSERVATION

300

Wind, Soil, Rain make up what parts of the Ecosystem

ABIOTIC

300

A geographic area that circulates the same flow of air.

AIRSHED

300

An organism that’s very likely to become extinct in the near future.

ENDANGERED

SPECIES

300

The physical surroundings where living organisms exist.

Environment

400

How different species interact with each other.

COMMUNITY

400

Sources of pollution that are generated from a large area.

NONPOINT SOURCE

400

A cell converts the chemical energy of a fuel into electricity.

FUEL CELL

400

(O3) is a highly reactive gas composed of three oxygen atoms. It is both a natural and a man-made product that occurs in the Earth's upper atmosphere.

OZONE

400

The study of the relationships between living organisms and their physical environment, including humans. It seeks to understand the connections between plants and animals and the world around them, and can also provide information about the benefits of ecosystems.

ECOLOGY

500

Any land that was once used (for factories, housing, etc), but is now unoccupied and may potentially be contaminated.

BROWNFIELD

500

Trapping of heat between layers of polluted air.

Thermal Pollution

500

A vehicle using two or more types of power.

HYBRID VEHICLE

500

When a species’ last organism dies.

EXTINCTION

500

 An area must provide food, reproductive mates, and protection for an organism.

HABITAT