APES ch. 7 + 8 test

Most photosynthesis in the open ocean occurs in the:

Most photosynthesis in the open ocean occurs in the:

euphoric zone

Which of the following would be characteristics of a eutrophic lake?

well-supplied with nutrients for producers

increasing stress levels on biomes would result on all of the following except:

increased crop production

Which of the following would be described as having ample rainfall or moisture from fog, large conifers such as stika spruce and douglas fir?

temperate rain forest

Coastal marine ecosystem consisting of at least 60 species of plants that grow underwater in shallow marine and eustarine areas along most continental coastlines are

sea grass beds

"Widely scattered clumps of trees, warm temperatures year-round, alternating dry and wet seasons, with herds of herbivores" are the characteristics of which of the following?

savanna

Scientists expect human-enhanced global warming to do all of the following except:

lower sea levels

Biomes are characterized by certain types of

climate and dominant plant life

Although only a small percentage of the ocean floor, coral reefs provide all of the following except:

providing significant free oxygen

The key factors determining the types and numbers of organisms found in the various layers of both freshwater and marine systems include all except:

parasitism

All of the following are parts of the freshwater aquatic life zones except

mangrove forests

Wide, slow-moving rivers containing lots of particulate matter (slit) would be typical of what aquatic life zone?

floodplain zone

The deepest part of the ocean:

abyssal zone

In certain open sea areas, winds, ocean currents, and other factors cause water to come up from the depths to the surface bringing nutrient from the ocean bottom. This process is called a(n)

upwelling

The ocean zone that makes up less than 10% of the world’s ocean area, yet contains 90% of all the marine species, is the:

coastal zone

If you fish for trout you would most likely to seek out which part of a steam?

source zone

Treeless, bitterly cold most of the year, winters are long and dark, low-growing plants, and permafrost are the characteristics of which of the following?

tundra

On a visit to a natural history museum you are shown a burrow-dwelling small animal with thick fur. You predict the animal came from:

artic tundra

Oysters, clams, and lobsters would be part of which of the following?

benthos

Desert soils take hundreds of years to recover from disturbances because of all of the following except

high soil bacteria activity

Tropical rain forests are not good for clearing to grow crops or animals, primarily because they are low in which of the following?

soil nutrients

Which of the following does not belong with the others?

tropical rain forests

First adapted to cool, dark waters in lakes are found in the zone called

profundal zone

Which of the following is the disadvantage of living in a chaparral region?

fire hazard

Which of the following would be a characteristic of profundal zones?

low oxygen levels

Organisms in this area must be able to avoid being swept away, crushed by waves, or being left high and dry at low tides, and must survive daily or seasonal salinity and temp. changes

intertidal zone

coral reefs are being damaged and destroyed by all except

under fishing

Prevailing winds are the result of what?

rotation of earth on its axis

if you are walking through a forest dense with oak and hickory trees and thick with leaf litter underfoot, you would assume you are in a:

temperate deciduous forest

In lakes, the nutrient-rich water near the shore is part of the:

littoral zone

How much of the population of the united states lives or near a coast?

more than 50%

Most of the nutrients in the tropical rain forests are found in the:

living organisms

Which of the following climate zones described as not extreme with the four seasons?

temperate

The rain shadow effect refers to:

moister conditions on the windward side of mountain ranges

Estuaries and their associated coastal wetlands, which are coastal land areas covedred with water all or part of the year, and include all of the following except:

euphoric zone

Which of the following is not an adaption of the desert plants for their environment?

toxins in their streams to discourage being eaten

Eutrophication, photosynthetic bacteria may be responsible for how much of the primary productivity near the ocean surface

70%

Which of the following does the alpine tundra receive in larger amounts than arctic tundra?

sunlight

Which of the following is primary limiting factor that controls the vegetative character of the biome?

percipitation

The term greenhouse effect describes:

the trapping of heat energy by molecules in the atmosphere

Which of thje following would not be true of rain forests?

low net product productivity

On a fishing boat, someone catches a swordfish. As a biologist, you would consider this organism a type of:

nekton

Four of the following are ecological and economic services provided by inland wet lands; one is not. Choose the one that is not:

stopping the recharge of groundwater aquifers

Which of the following statements about oceans is NOT true?

Ocean currents flow counter clockwise in the northern hemisphere

The zone in which you would expect to find deposit feeders along wih oysters, clams, and sponges is the:

abyssal zone