Exam 18: The Biosphere and Human Effects

What is the term for all of the places on earth in which life can be found?

Match the aquatic ecosystem with its description. a.lakes b.streams c.estuary d.ocean shores e.coral reefs f.open ocean g.seamounts h.hydrothermal vents -mixed salt and fresh water; high primary productivity

Which way do ocean currents circulate in the Northern Hemisphere?

Which biome has a layered structure that will contain many vines and epiphytes?

Classification.The statements ask about the various key features that can be used to identify a particular biome.Match each key feature with the appropriate biomes. a.chaparral b.tropical rainforest c.temperate deciduous forest d.boreal forest e.tundra f.desert g.savanna -some of the dominant plants are CAM plants

The coastal forests of Eastern Africa is home to many endemic species and many of those species are either threatened or endangered.Because of this the coastal forests of Eastern Africa have been designated by Conservation International as a conservation __.

Which term refers to a species that evolved in area and still resides that area?

At which latitude does the Earth experience desert ecosystems due to global patterns of air circulation?

The surface ocean currents will circulate __________ in the Northern Hemisphere and __________ in the Southern Hemisphere.

Which of the following was the first invertebrate listed as endangered by the US Fish and Wildlife Service?

Match the aquatic ecosystem with its description. a.lakes b.streams c.estuary d.ocean shores e.coral reefs f.open ocean g.seamounts h.hydrothermal vents -species adapted to extremes in water depth daily

Match the aquatic ecosystem with its description. a.lakes b.streams c.estuary d.ocean shores e.coral reefs f.open ocean g.seamounts h.hydrothermal vents -when newly formed,it is deep,clear,few nutrients,and low primary productivity

In this freshwater aquatic ecosystem,species composition varies along its length based on rock types,depth,oxygen concentrations,and temperature.

Of the organisms studied,which group has the most species found to be threatened?

Classification.The statements ask about the various key features that can be used to identify a particular biome.Match each key feature with the appropriate biomes. a.chaparral b.tropical rainforest c.temperate deciduous forest d.boreal forest e.tundra f.desert g.savanna -oldest of all the biomes

By the time air currents have reached 30? north and south latitude it has become __________ and __________.

Nations enjoy three forms of wealth: __________,__________,and __________.

What percentage of the mammals evaluated for their conservation status were found to be threatened?

What is the term for a large-scale terrestrial ecosystem with a unique climate and vegetation?

Which of the following is a North American biome that has mostly disappeared because of extensive farming of wheat and corn?