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Ecology (27 Qs)

TermDefinition
Decomposer A consumer that breaks down dead organisms into nutrients
Energy Pyramid Shows how energy is lost in a food chain
Carnivore A consumer that eats mostly other animals (meat eater)
Parasitism A relationship where one organism benefits and the other is harmed
Predator/Prey A relationship where one animal hunts and kills another animal for food
Omnivore A consumer that eats a variety of plants and animals
Producers These are ALWAYS the beginning of the food chain. They make their own food through photosynthesis.
Herbivores A consumer that eats mostly plants
Symbiosis A close long-term relationship between two different species
Niche The job an organism has in its environment
Mutualism A relationship where both organisms benefit
Interdependent Living things rely on each other for basic needs
Biotic Factors The living parts of an ecosystem
Food Chain A simple linear diagram that shows how energy flows from one organism to the next
Food Web A complex diagram that shows many food chains put together
Competition Organisms fight over resources like food, water, and space
Commensalism A relationship where one organism benefits and the other is unaffected
Habitat The place where an organism lives
Abiotic Factors The non-living parts of an ecosystem
Biosphere All living things and their environments on earth
Organism ONE living thing in an ecosystem
Community Environment made up of all biotic factors
Ecosystem All of the biotic and abiotic factors together in an area
Population A group of the same species that live in an area at the same time
Limiting Factors Factors that cause a population to stop growing
Carrying Capacity The largest population an environment can support
Photosynthesis water + carbon dioxide + sunlight = glucose + oxygen
Created by: Mr. Dornfeld
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