An ecosystem is best defined as ________
A) abiotic factors affecting a grouping or plants, animals, and organisms trying to survive in a given area
B) all the organisms and their physical and chemical environment within a specific area where energy and matter influence the distribution and abundance of organisms present
C) a grouping of plants and animals that interacts with one another in a way that causes the grouping to die
D) a regional grouping of plants, animals, and abiotic factors
E) the total population of a specific kind of plant, animal, or microbe and all members of which do or potentially can interbreed and produce young
Answer: B
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Geothermal energy is energy in the form of heat from
A) the interior of the earth. B) the sun. C) biomass. D) friction from the earth's plates. E) recycled heat from factories.
What is permafrost?
A) Curly crystals of frost that form early in the morning B) Ice and snow that exist throughout the entire year C) Ice and snow that are permanently in motion D) The upper part of the ground that remains frozen throughout the year
In an earthquake, what causes the most damage and deaths?
What will be an ideal response?
________ is the federal agency responsible for preventing soil erosion and protecting waterways in agricultural areas of the United States
A) Natural Resources Conservation Service B) Soil and Water Conservation Service C) Soil Degradation Minimization Service D) Agricultural Standards Agency E) Agricultural Conservation Service