Miller & Levine Biology Chapter 4

Lessons 1, 2, and 3 vocab words.
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weather
day-to-day condition of the atmosphere, including temperature, precipitation, and other factors
climate
average year-to-year conditions of temperature and precipitation in an area over a long period of time
greenhouse effect
process in which certain gases trap sunlight energy in Earth's atmosphere as heat
habitat
area where an organism lives, including the biotic and abiotic factors that affect it
niche
full range of physical and biological conditions in which an organism lives and the way in which the organism uses those conditions
resource
any necessity of life, such as water, nutrients, light, food, or space
predation
interaction in which one organism captures and feeds on another organism
symbiosis
relationship in which two species live close together
mutualism
symbiotic relationship in which both species benefit from the relationship
parasitism
symbiotic relationship in which one organism lives on or in another organism and harms it
commensalism
symbiotic relationship in which one organism benefits and the other is neither helped nor harmed
polar zone
Cold climate zone where the sun's rays strike Earth at a very low angle
temperate zone
Moderate climate zone between the polar zones and the tropics
tropical zone
Warm climate zone that receives direct or nearly direct sunlight year round
biotic factor
Any living part of the environment with which an organism might interact
abiotic factor
non-living parts of an organism's habitat.
biome
A group of ecosystems that have the same climate and dominant communities
taiga
Biome in which the winters are cold but summers are mild enough to allow the ground to thaw
permafrost
Layer of permanently frozen subsoil in the tundra
wetland
An ecosystem in which water either covers the soil or is present at or near the surface for at least part of the year.
estuary
A habitat in which the fresh water of a river meets the salt water of the ocean.
detritus
Collective term for animal and plant remains and other dead matter.
photic zone
Portion of the marine biome that is shallow enough for sunlight to penetrate.
aphotic zone
Permanently dark layer of the oceans below the photic zone
coastal ocean
marine zone that extends from the low-tide mark to the end of the continental shelf
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