Scientific Method and Ecology Test Review

Fixed from of nitrogen is called?

Air, water, and soil are considered what?

Type of heterotrophs that are the ultimate recyclers. They break down decaying organisms.

An organism's way of living

First organisms to live after succession occurs?

First level of structure and function of living things.

organisms that obtain nutrients by breaking down dead and decaying plants and animals are:

the range of physical and biological conditions in which an organism lives.

fires, natural disasters, and human intervention are possible causes of:

Honey Bees and flowers have what kind of relationship?

How much available energy from the 1st trophic level does the 2nd trophic level receive?

evaporation of plants' leaves into the atmosphere aka leaf sweat. ;-)

What are always the first trophic level?

which variable is used as a comparison to what's being measured?

Group of individuals of the same species that live in the same area.

shows the number of organisms at each level; does not have to follow 10% rule

what is the original source of energy in most ecosystems?

A tape worm living inside of a human's intestines is considered to be?

Which variable is the manipulated variable?

A mountain lion, tree, and fish are considered to be:

Which of the following is a producer?

A consumer is also known as..

network of foodchains among various organisms in an ecosystem

Group of Ecosystems that have the same climate and dominant communities

Organisms that live in a particular place, together with their NONLIVING environment.

scientific study of interactions between organisms and their environment.

Another word for autotroph

represents the amount of living organic matter at each trophic level & amount of food available

which of the following is not a heterotroph

An organism that cannot make it's own food is called

Nitrogen from atmosphere can be fixed by?

Which cycle contributes to global warming?

Weeds taking over grass would be an example of

Group of tissues working together for a specific function

After being tested andverified numerous times, a hypothesis may be considered a

A classmate lets you borrow one of her pencils. She doesn't mind.

series of steps in which organisms transfer energy by eating and being eaten

feeds on dead organisms

What is also known as the responding variable? What's being measured?

Secondary succesion is much faster than primary because there is

A pioneer species during primary succession is what?

Symbiotic relationship between a lion and a zebra

Heterotrophs that eat both plants and animals

 A possible explanation of an observation or established fact; an educated guess.