Exam 4: Ecosystems: What Are They, and How Do They Work

What is required for aerobic respiration to occur? 

PROFILE -Which letter in the diagram indicates the profile in which the predominant plants are pine,fir,and spruce trees because they can withstand the humid,cold climate?

SOLAR -Which letter in the diagram indicates the process that involves UV radiation and ozone?

Each population in an ecosystem has a range of tolerance to variations in the physical and chemical aspects of its environment.

Energy flow can be used to diagram the ecological interdependence of species.

Through which process is inorganic nitrogen-containing ions converted into organic molecules? 

Algae and plants are both ____________________ producers.

The ______________________________ involves precipitation,transpiration,evaporation,and condensation.

Which cycle is most responsible for linking the other biogeochemical cycles? 

What is an organism that feeds on animals called? 

Another word for consumer is ____________________.

Which level of organization is equivalent to an aquatic life zone? 

PROFILE -Which letter in the diagram indicates the process in which water flows from the ground,through rocks and soil,and into aquifers?

In what sphere would a geologist most likely collect rock and soil samples? 

What happens to most of the energy input in a food chain? 

What is a major limiting factorforaquatic ecosystems? 

Which soil texture is the most likely to become waterlogged? 

Which term is synonymous with ecosphere? 

What refers to the dissolving of material from the upper layers of the soil and movement to the lower horizons? 

SOIL -Which letter in the diagram indicates the type of soil that is porous and composed of humus.