Exam 58: The Biosphere

As the global concentration of carbon dioxide increases, there is great potential for direct impact on the world's

Biological magnification of persistent toxins would be greatest in a

Photosynthetic organisms of the open oceans are confined to the upper

If the energy of the sun no longer reached Earth, the primary productivity of which of the following ecosystems would be least affected?

Which of the following choices best describes the relationship that exists between moisture and air temperature?

Destruction of which biome would result in the greatest loss of biodiversity?

A mountain range along the coast of a continent is located perpendicular to the prevailing sea breeze.Which one of the following describes an area where the rain shadow is located?

Biomes are broad regional areas with defined flora and fauna.Which one of the following choices correctly identifies the biomes shown plotted in the graph of precipitation versus temperature?

Prairie is another name for a

While visiting the South Island of New Zealand, you notice that conditions vary sharply across the island.The West Coast is very wet and receives between 600 and 1600 mm of rainfall per year, while the East Coast only receives about 640 mm of rain per year and is very dry.What best explains this regional difference in precipitation?