Exam 24: Ecology and the Nature of Ecosystems

There are no reservoirs of carbon for the carbon cycle.

The global climate has already warmed about 0.6 degrees Celsius since the Industrial Revolution.

Diagram an ecological pyramid that consists of four trophic levels.Indicate the category of organisms at each level and provide an example of an organism for each category.

To say that something is a producer is to give information regarding its niche in an ecosystem.

Which of the following is associated with groundwater mining?

Both energy and chemicals cycle through an ecosystem.

Which term is analogous to the word "niche"?

Life on Earth is dependent on a continued input of energy from the sun.

Which of the following is on the same trophic level as a rabbit?

One of the consequences of building roads,parking lots,and buildings is

What is the advantage of constructing an ecological pyramid based on biomass?

List and explain the six steps in the hydrological cycle.

A detrital food web and a grazing food web are separate because each starts at a different level.

Almost 100% of the energy taken in by plants from the sun is available to an ecosystem.

As a rule of thumb,how much of the food energy taken in by an herbivore is passed on to a carnivore (primary consumer)?

What two characteristics define a biome?

Which of the following is not a greenhouse gas?

When energy flows from one trophic level to another,only a small amount is actually used.Which of the following uses of energy by an organism allows for the least amount of transfer to a different trophic level?

Hail and snow are examples of

Most ecosystems contain quaternary consumers.