ag study guide 22552

ag study guide 22552 - Define biome List the factors that...

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Define biome. List the factors that determine where a biome will be located. -Broad, regional types of ecosystems characterized by distinctive climate and soil conditions and distinctive kinds of biological community adapted to those conditions. -Sharing similar climate, temp and precipitation, evapotranspiration, influenced by prevailing landforms List the major biomes found in the world. -Desert, Grassland, Permafrost, Boreal Forest, Deciduous Forest, Tropical Rain Forest, Temperate Rain Forest, Mediterranean, Tropical Seasonal Forest Most threatened, Least threatened. -Most is Tropical Rain Forest -Least is Tundra (no one lives there) State the estimate number of species living today. State the type of organism that has the most undiscovered species. - 1.5 million species identified, estimates range between 3-5 million. May be 30 million insect sepcies -invertebrates State the cause of most animal extinctions today. -loss of habitat List and describe the categories within the endangered species act. List the factors that might cause a species to be listed. - If it was scientific. ..different list. Have to have proof. How well known species is, human perception of its importance Describe the difference between conservation and preservation -Conservation- Use it in a sustainable manner -Preservation- not use it at all, walk away List the greatest threat to grasslands -Overgrazing which causes the rain to run off quickly without getting to the plants and crops
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ag study guide 22552 - Define biome List the factors that...

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