The size of material that is frequently carried as suspended load by wind is ____________________ and ____________________
Fill in the blank(s) with correct word
silt, clayclay, silt
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Which term describes a connected collection of things and processes that operate as a whole?
A. systems B. environmental spheres C. scientific method D. Earth E. physical geography
An island has formed off the coast of the Pacific Northwest. The Department of Natural Resources (DNR) has determined that there is enough land area for a herd of 100 elk, yet they say the carrying capacity is only 60 elk. This inequality can best be explained by the fact that the
A. Physical factor of space is only one of the determiners for population size in a community B. Law of limiting factors determines the maximum growth rate for a given population C. DNR is probably being careful not to overestimate D. DNR must have added up the environmental resistance incorrectly E. Elk population will probably fluctuate between 60 and 100 animals
Which type of forest is considered a reservoir of biodiversity?
a. old-growth b. second-growth c. Commercial d. tree plantation e. All forests are reservoirs of biodiversity.
Which of the following currents is responsible for Peru becoming the largest producer of fish, from the sea, in the world?
A) Brazil Current B) Canary Current C) Falkland Current D) Humboldt Current E) Somali Current