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Chap 34.

Campbell biology chapter 34

QuestionAnswer
Ecology The study of communities of organisms.
Population A group of individuals of the same spieces living in a particular area.
Community A group of all of the populations living in a particular area.
Ecosystem An ecosystem includes all of the life in a given area, along with all of the non-living matter.
Abiotic Components The abiotic are everything other than life in that area, energy, temperature, rock, chemicals.
Biotic Components All of the life in the ecosystem, from the smallest to the largest.
Biosphere The biosphere is the global ecosystem of the entire planet.
Habitats An area, and the living conditions inside of it.
Tropics The region between The Tropic of Cancer and The Tropic of Capricorn.
Doldrums An calm area with almost no winds.
Trade Winds Winds which dominate the tropics blowing towards the equator, which were used for a long time to carry trade ships.
Temperate Zones The latitudes between the Artic and Antartic zones and the tropics. These areas have much greater seasonal climate variations.
Prevailing Winds Winds which come from the movement of huge masses of air planetwide. They cover large portions of the globe.
Biomes The worlds major ecosystems.
Intertidal Zone The area near the beach which is often pounded by waves at high tide and left exposed at low tide.
Phiotic Zone A relatively small zone of water and floor that light penatrates. It hold much of the life.
Aphiotic Zone A vast, dark region underlying the phiotic zone.
Tropical Forests Tropical forests cluster near the equator where there is large amounts of rainfall. They hold a great diversity of life.
Savanna Savanna are grasslands with scattered trees, many of which are stunted by the winds.
Deserts Deserts are the driest of all biomes. Many get less than 30 cm a year.
Desertification The proccess of an area turning into a desert, by overgrazing, overfarming, or other proccesses.
Chaparral Chaparral is a dryish biome, dominated by small spiny shrubs and grasses.
Temperate Grasslands Temperate grasslands cover much of the middle of north America. They are covered in short grasses.
Tundra Tundra is the russian word for marshy plain. It circles the north pole, and is covered by dwarf shrubs, mosses, lichens, and grasses.
Permafrost Permafrost is an area of the ground under the tundra which never thaws.
Created by: Kiernan
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