Geographically speaking, the most important currents ________
A) involve subsidence
B) involve upwelling
C) are caused by tides
D) are caused by underwater earthquakes
E) are the flows making up the oceans' general circulations
Answer: E
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When using composting piles, it is important to _____.
A. fertilize the compost pile B. mix or rotate them and avoid adding hazardous materials C. dispose of the compost on a regular basis D. avoid adding food products or similar items E. avoid adding weeds and other plants
Though it is difficult to generalize for the ocean as a whole, the bottom of the euphotic zone is typically ________ meters (feet) in mid-latitudes
a. 20 meters (66 feet b. 100 meters (330 feet) c. 40 meters (130 feet) d. 70 meters (230 feet)
Animals that have a planktonic lifestyle for only part of their lives are called ________
a. holoplankton b. meroplankton c. zooplankton d. macroplankton
In a study of London gardens and their biodiversity, their distance from St. Paul's Cathedral, in downtown London was ________
A) negative up to a distance of 10 km, then the influence diminished B) not a factor in level of biodiversity C) a direct relationship with biodiversity D) erratic in influence, and no conclusion could be made E) an inverse relationship to biodiversity