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Unit 6 Earth's Biomes and Ecosystems

Across
A terrestrial biome dominated by trees and other woody vegetation that has a moderate climate, well-defined seasons, and a distinct winter.
This is an important building block of organisms; found in sugars, the atmosphere, bodies of water, rocks, soil, organisms, and fossil fuels.
The careful and responsible management of a resource.
This refers to the number and variety of species that are present in an area.
An area of land that is saturated, or soaked, with water for at least part of the year.
The ability to do work and enables organisms to use matter in life processes.
A terrestrial biome that has grasses and few trees, high average temperatures, wet/dry seasons, and thin soils.
A terrestrial biome that has moderate precipitation, hot summers, cold winters, and deep soils rich in nutrients.
The process in which organic matter and nutrients slowly build up in a body of water.
The movement of water between the oceans, atmosphere, land, and living things.
The human population growth in and around cities.
A terrestrial biome that is very dry, receives less than 8 inches of precipitation a year, and soil is rocky or sandy.
The protection and wise use of natural resources.
A terrestrial biome that has low average temperatures and more precipitation than the tundra; the soil layer is thin, acidic, and nutrition-poor.
Down
Anything that has mass and takes up space.
A region of Earth where the climate determines the types of plants that live there.
A terrestrial biome located near the Earth's equator, warm throughout the year, and receives more rain than any other biome on Earth.
A partially enclosed body of water formed where a river flows into an ocean.
The first organisms to live in an uninhabited area.
The process where bacteria in the soil are able to change nitrogen gas into forms that plants can use.
The slow development or replacement of an ecological community by another ecological community over time.
A terrestrial biome that has low average temperatures and very little precipitation; winters are dark, cold, and windy.