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U3L01

AP Biology B

QuestionAnswer
A terrestrial biome at the extreme limits of plant growth. At the northernmost limits, it is called arctic tundra, and at high altitudes, where plant forms are limited to low shrubby or matlike vegetation, it is called alpine tundra. Tundra
A terrestrial biome characterized by long, cold winters and dominated by cone-bearing trees. Northern coniferous forest
A terrestrial biome that exists at midlatitude regions and is dominated by grasses and forbs. Temperate grasslands
terrestrial biome characterized by very low precipitation. deserts
The transition from one type of habitat or ecosystem to another, such as the transition from a forest to a grassland. Ecotone
A natural or human-caused event that changes a biological community and usually removes organisms from it. Disturbances, such as fires and storms, play a pivotal role in structuring many communities. Disturbance
The part of the ocean's benthic zone between 2,000 and 6,000 m deep. Abyssal zone
The ocean floor. Marine benthic zone
In a lake, the well-lit, open surface waters far from shore. Limnetic zone
The mixing of waters as a result of changing water-temperature profiles in a lake. Turnover
The communities of organisms living in the benthic zone of an aquatic biome. Benthos
Climate patterns on a very fine scale, such as the specific climatic conditions underneath a log. Microclimate
Nonliving; referring to the physical and chemical properties of an environment. Abiotic
Pertaining to the living factors—the organisms—in an environment. Biotic
The study of how interactions between species affect community structure and organization Community ecology
A group of individuals of the same species that live in the same area and interbreed, producing fertile offspring. Population
Created by: jtaylor422
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