Unit 2 Ecology

Front

Energy for this ecosystem originally comes from: water, consumers, sunlight, plants

Back

sunlight

Front

An environment can support only as many organisms as the available energy, minerals, and oxygen will allow. Which term is best described by this statement?

Back

carrying capacity

Front

Impact of available energy, water, and oxygen on an ecosystem?

Back

They act as limiting factors.

Front

Sequence showing increasing complexity of levels of ecological organization:

• biosphere
• ecosystem
• population
• community

Back

population, community, ecosystem, biosphere

Front

Great horned owls and red-tailed hawks have similar requirements for food, space, and nesting materials. What would most likely be the result of them living in the same community?

Back

competition

Front

Which organisms are not shown in this diagram but are essential to a balanced ecosystem?

Back

decomposers

Front

Organisms that can make their own food are called

Back

autotrophs

Front

An organism that eats both plants and animals is a

Back

omnivore

Front

Which of these is an abiotic factor? Bacteria, Sunlight, Worms, Algae

Back

Sunlight

Front

All of the living and nonliving things in an area that interact with each other are called a/an ______. Options: community, habitat, population, ecosystem

Back

ecosystem