Exam 19: The Biosphere and Human Effects

Ultimately, what is the greatest threat to biodiversity?​

Which biome is generally found between the polar ice cap and boreal forests?​

What characterizes a biome?​

Matching Match each description with the appropriate biome. Some choices may be used more than once. -oldest of all the biomes A)chaparral B)tropical rainforest C)temperate deciduous forest D)boreal forest E)tundra F)desert G)savanna

What happens to air as it is cooled?​

What is an undersea mountain called?​

Match each description with the correct aquatic ecosystem. -organisms are adapted to the mechanical force of the waves and to tidal changes A)lakes B)streams C)estuary D)ocean shores E)coral reefs F)open ocean G)hydrothermal vents

Which term refers to the renewal of a natural ecosystem that has been degraded?​

Match each description with the correct aquatic ecosystem. -primary producers are chemosynthetic bacteria and archaea A)lakes B)streams C)estuary D)ocean shores E)coral reefs F)open ocean G)hydrothermal vents

Where are grassland biomes typically found?​

a(n. ____ is an observed consequence of global climate change.

A clear lake is likely to be ____.

Matching Match each description with the appropriate biome. Some choices may be used more than once. -sometimes called the "lungs of the Earth" A)chaparral B)tropical rainforest C)temperate deciduous forest D)boreal forest E)tundra F)desert G)savanna

Nutrient poor soils and dominant evergreen angiosperm trees dominate which biome?​

Match each key concept with its correct description. -poor agricultural practices A)acid rain B)global climate change C)hole in the ozone layer D)biodiversity hot spot E)greenhouse gas F)desertification G)deforestation H)ecological restoration I)Great Pacific Garbage Patch J)endangered species

Matching Match each description with the appropriate biome. Some choices may be used more than once. -the most structurally complex A)chaparral B)tropical rainforest C)temperate deciduous forest D)boreal forest E)tundra F)desert G)savanna

Matching Match each description with the appropriate biome. Some choices may be used more than once. -most extensive biome A)chaparral B)tropical rainforest C)temperate deciduous forest D)boreal forest E)tundra F)desert G)savanna

A plant pathologist, a scientist who studies plant diseases, examines a tree that has burnt leaves, is mineral deficient, and has several diseases. The plant pathologist concludes the tree's symptoms are most likely the direct result of ____.​

Which was responsible for destruction of the ozone layer?​

An aquatic ecosystem that may include protists and bacteria as producers in a well-lit zone and detritus feeders in a deeper dark zone is a(n) ____.​