This printable crossword puzzle on the topic of Ecology & Evolution has 20 clues. Answers range from 6 to 20 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
the ability of an organism to survive when subjected to abiotic factors or biotic factors
any abiotic or biotic factor that restricts the numbers, reproduction, or distribution of organisms
the change in an ecosystem that happens when one community replaces another as a result of changing abiotic and biotic factors
the establishment of a community in an area of exposed rock that doesn't have any topsoil
the stable, mature community that results when there is little change in the composition of species
free-floating, photosynthetic autotrophs that live in fresh water or marine ecosystems
the condition of the atmosphere at a specific place and time latitude: the distance of any point on Earth's surface north or south of the equator
the average weather conditions in an area
a treeless biome with a layer of permafrost
also called taiga or northern coniferous forest
composed mostly of broad-leaved, deciduous trees woodlands: found in areas with less annual rainfall than in the temperate forests
the biome that is characterized by fertile soil that is able to support a thick cover of grasses
any area in which the annual rate of evaporation exceeds the rate of annual rainfall
the distance of any point on Earth's surface north or south of the equator
found in areas with less annual rainfall than in the temperate forests
characterized by grasses and scattered trees
areas that are saturated with water and support aquatic plants
warm temperatures and large amounts of rainfall throughout the year
material that is deposited by water, wind, or glaciers
an ecosystem that is formed where freshwater merges with saltwater