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Life Science Chapter 12
What are Producers and Consumers?
31
Science
7th Grade
05/01/2012

Additional Science Flashcards

 


 

Cards

Term

 

producer

Definition

 

organism that makes

 its own food

Term

 

consumer

Definition

 

organism that obtains food by eating other organisms

Term

 

herbivore

Definition

 

consumer that eats

only plants

Term

 

carnivore

Definition

 

consumer that eats

only animals

Term

 

omnivore

Definition

 

consumer that eats both

plants and animals

Term

 

scavenger

Definition

 

animal that only eats

dead organisms

Term

 

decomposer

Definition

 

organism that breaks down the wastes or remains of other organisms

Term

 

food chain

Definition

 

way of showing how the energy from food moves through populations of organisms in a community

Term

 

food web

Definition

 

way of showing how food chains are related

Term

 

energy pyramid

Definition

 

way of showing how energy moves through a

food chain

Term

 

competition

Definition

 

struggle among organisms for resources in an ecosystem

Term

 

predation

Definition

 

relationship in which an organism kills and eats another organism

Term

 

 

predator

 

 

 

 

Definition

 

organism that kills and eats another organism

Term

 

prey

Definition

 

organism that is killed and eaten by another organism

Term

 

symbiosis

Definition

 

relationship between different species living in close association with one another

Term

 

mutualism

Definition

 

relationship between two different kinds of organisms that benefits BOTH of them

Term

 

commensalism

Definition

 

relationship between two different kinds of organisms in which ONE benefits and the other is UNAFFECTED

Term

 

parasitism

Definition

 

relationship between two different kinds of organisms in which one lives on or in another organism and causes it harm

Term

 

host

Definition

 

organism a parasite feeds on

Term

 

adaptation

Definition

 

trait that helps an organism survive in its environment

Term

 

water cycle

Definition

 

repeated movement of water between Earth's surface and the atmosphere

Term

 

evaporation

Definition

 

changing of a liquid to a gas

Term

 

transpiration

Definition

 

process by which plants lose water through the stomata in their leaves

Term

 

condensation

Definition

 

changing of a gas to a liquid

Term

 

precipitation

Definition

 

water that falls to Earth from the atmosphere

Term

 

carbon cycle

Definition

 

repeated movement of carbon between Earth's atmosphere and organisms

Term

 

fossil fuel

Definition

 

nonrenewable energy source formed from the remains of plants and animals that lived and died long ago

Term

 

deforestation

Definition

 

excessive cutting of forests

Term

 

nitrogen fixation

Definition

 

process of combining nitrogen with other elements to make usable compounds

Term

 

nitrogen cycle

Definition

 

repeated movement of nitrogen compounds between the atmosphere, the soil, and living organisms

Term

 

endangered species

Definition

 

species of living organisms in danger of becoming extinct

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