Chapter 2 Test Review

Any non-living part of the environment. (Water, temperature, amount of sunlight etc)

Where does most of the energy found on Earth come from?

Another name for a heterotroph

Which trophic level are plants found at?

The ability to maintain a stable internal environment is called __.

Which of the following is a type of consumer?

Study of interactions between organisms and their physical environment.

Eat only animals

The organisms and their physical (abiotic) environment.

Which of the following is NOT a characteristic of life?

Obtain energy by eating only plants.

Autotrophs are different than heterotrophs because they __.

All of the individuals of the same species that live together.

Which flows in one direction and is eventually lost as heat?

A group of ecosystems that share similar climates and organisms.

If there are 98,004 kcal at the primary producer level, how many kcal are at the SECONDARY CONSUMER level?

Break down dead and decaying matter.

Each "step" in a food chain or food web.

The entire Earth

Animals get the carbon, nitrogen and phosphorus they need by __.

Which cycles through an ecosystem?

The arrows in a food web show the transfer of __.

All of the species that live together in a habitat.

Any living organisms in the environment.

Another name for a producer