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BH 5th Grade-Science

Ecosystems Parts 1 & 2

TermDefinition
Producers organisms (plants) that use the Sun’s energy to make their own food.
Predators Animals that kill and eat other animals for food.
Prey Animals that other animals hunt for food.
Food Chain A series of organisms through which energy is passed.
Decomposers Organisms that break down the dead bodies of other organisms. They are the last step of the food chain and are too small to see without a microscope.
Adapt Go through changes that make them fit in better with the environment around them.
Photosynthesis A process when plants use water, carbon dioxide and energy from the sun to make sugar.
Consumers A living thing that eats another living thing.
Herbivores A living creature that eats only or mostly plants.
Omnivores A living creature that eats a wide variety of plants and animals.
Symbiosis A partnership between living things.
Carnivores A living creature that is only or mostly a meat eater.
Mutualism A kind of symbiosis in which both partners benefit.
Parasites An organism that lives in or on another organism (its host) and benefits by taking nutrients from them.
Parasitism A kind of symbiosis in which one partner benefits and the other is harmed.
Scavenger An animal that consumes dead animals, but does not kill the animals itself.
Host The partner that is used as a source of food by the parasite.
Commensalism One partner benefits, but does not hurt or harm the other partner.
Food Web a system of interlocking and interdependent food chains.
Created by: BH 5th Grade