Environmental Concepts
Ecosystems
Energy Flow
Biogeochemical Cycles
100

Relationship between pollinators and plants

mutualism

100

Midwest, organic soils, mild precipitation, large temperature variation

prairie (temperate grassland)

100

Manufactured by primary producers during photosynthesis

Glucose
100

Process of water returning to Earth in the hydrologic cycle

precipitation

200

relationship between wolves and grizzly bears

competition

200

ecosystem characterized by sparse rainfall and great variation in daily temperature

desert

200

Name for a species that an entire food web relies on for stability

Keystone Species

200
____ is one of the largest dead zones, created from fertilizer runoff from the Mississippi

Gulf of Mexico

300

relationship between a bird and a tapeworm

parasitism

300

pacific northwest, characterized by heavy rainfall and stable temperatures

temperate rainforest

300

The phrase "energy is not created or destroyed, merely transferred"'s law

First law of thermodynamics

300

Part of the Carbon Cycle, produces Methane gas

Decomposition

400

_____ reduces competition

niche partitioning

400

narrow aquatic biome along the coast that experiences daily fluctuations in sunlight level and temperature

intertidal zone

400

Law concerning entropy

2nd law of thermodynamics

400

The process in the Nitrogen Cycle of Nitrogen (N2) being turned into Ammonia (NH3)

Nitrogen Fixation