Exam 47: The Biosphere

Thorough mixing of oxygen and nutrients within lakes in temperate regions occurs in

MATCHING Matching.Choose the one most appropriate answer for each. a.northern coniferous forest b.increases oceanic productivity c.mosaics of tall, coarse grasses, shrubs, and low trees; even, humid forests; high rainfall d.stratified on rocky coasts e.includes sediments and rocks on the ocean bottom f.stratified communities with vines, orchids, and monkeys, and nutrient-poor soil g.chemoautotrophs are the primary producers h.dwarf willows, mosses, lichens, caribou, and permafrost i.nurseries of the oceans j.a large region characterized by its large array of dominant primary producers -tropical rain forest

MATCHING Matching.Choose the one most appropriate answer for each. a.northern coniferous forest b.increases oceanic productivity c.mosaics of tall, coarse grasses, shrubs, and low trees; even, humid forests; high rainfall d.stratified on rocky coasts e.includes sediments and rocks on the ocean bottom f.stratified communities with vines, orchids, and monkeys, and nutrient-poor soil g.chemoautotrophs are the primary producers h.dwarf willows, mosses, lichens, caribou, and permafrost i.nurseries of the oceans j.a large region characterized by its large array of dominant primary producers -biome

A lake in which nutrients are low is

MATCHING Matching.Choose the one most appropriate answer for each. a.northern coniferous forest b.increases oceanic productivity c.mosaics of tall, coarse grasses, shrubs, and low trees; even, humid forests; high rainfall d.stratified on rocky coasts e.includes sediments and rocks on the ocean bottom f.stratified communities with vines, orchids, and monkeys, and nutrient-poor soil g.chemoautotrophs are the primary producers h.dwarf willows, mosses, lichens, caribou, and permafrost i.nurseries of the oceans j.a large region characterized by its large array of dominant primary producers -littoral zone

Classification.Respond to the following statements with reference to the five biomes listed below. a.tundra b.chaparral c.desert d.taiga e.deciduous forest -Where a cold, dry season alternates with a cold, rainy season, __________ dominate.

What is unique about hydrothermal vents as an ecosystem?

MATCHING Matching.Choose the one most appropriate answer for each. a.northern coniferous forest b.increases oceanic productivity c.mosaics of tall, coarse grasses, shrubs, and low trees; even, humid forests; high rainfall d.stratified on rocky coasts e.includes sediments and rocks on the ocean bottom f.stratified communities with vines, orchids, and monkeys, and nutrient-poor soil g.chemoautotrophs are the primary producers h.dwarf willows, mosses, lichens, caribou, and permafrost i.nurseries of the oceans j.a large region characterized by its large array of dominant primary producers -tundra

Which biome is characterized by plants whose leaves turn color and drop off in the autumn?

-Both the large waves and starvation of marine mammals was caused by

Most of the ocean's productivity occurs

Classification.Respond to the following statements with reference to the five biomes listed below. a.tundra b.chaparral c.desert d.taiga e.deciduous forest -This biome is most likely to have a population of moose.

Classification.Respond to the following statements with reference to the five biomes listed below. a.tundra b.chaparral c.desert d.taiga e.deciduous forest -Low-growing, hardy plants of the __________ occur at high latitudes, where there is a layer of __________.At high altitudes, similar plants grow as __________.

Classification.Respond to the following statements with reference to the five biomes listed below. a.tundra b.chaparral c.desert d.taiga e.deciduous forest -Plants in this biome are adapted to periodic fires.

Which factor has the greatest effect on the amount of incoming light that strikes an area?

Classification.Respond to the following statements with reference to the five biomes listed below. a.tundra b.chaparral c.desert d.taiga e.deciduous forest -What are the three major factors that impact the type of biome that will exist in a given area?

The Dust Bowl of the 1930s was the result of destruction of

The following questions refer to the figure above illustrating the stratifications of a lake in a temperate region. -The limnetic zone is indicated by

Most of the tallgrass prairies have been converted

Ocean currents flow in response to ____; their direction is an outcome of the earth's rotation and ____, causing a ____ rotation in the Northern Hemisphere and a ____ rotation in the Southern Hemisphere.