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15 Cards in this Set

  • Front
  • Back
An organism's energy role is an ecosystem may be that of a ____, ____, or ____.
producer, consumer, decomposer
_____ are the source of all the food in an ecosystem.
Other organisms cannot make their own food. They depend on producers for food and energy. An organism that gets energy by feeding on other organisms is called a _____.
Consumers are classified by what they eat. Consumers that eat only plants are called ____.
Consumers that eat only animals are called ____.
A ___ eats both plants and animals.
A __ is a carnivore that feeds on the bodies of dead organisms. An organism may play more that one role in an ecosystem.
Organisms that break down wastes and dead organisms and return the raw materials to the environment are called ____.
The flow of energy through an ecosystem can be shown in diagrams called food ___ and food ___.
food chains and food webs
A ___ is a series of events in which one organism eats another and optains energy. The first organism in the chain is always called the ____.
A ___ consists of the many overlapping food chains in an ecosystem.
food web
All the living and nonliving things that interact in a particular area make up an ___.
An organism obtains food, water, shelter, and other things it needs to live, gown and reporduce from its ___.
A ___ is a group of organisms that are physically similar and can reproduce with each other to produce fertile offspring.
All the members of one species in a particular area are referred to as ___. All different populations that live together in an area make up a ____.
population and community