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Unit 1


Biosphere regions of the surface, atmosphere, hydrosphere that is occupied by living animals 3.1
Ecology section of biology that is studies relations of organisms and compare one another to their surroundings 3.1
Population all the inhabitants in a particular area 3.1
Community a group of people living in the same place. 3.1
Ecosystem a biological community of interacting organisms 3.1
Biome large ecological areas with animals and plants that adapted to the environment. 3.1
Biotic Factor the living factors of the ecosystem 3.1
Abiotic a non-living thing 3.1
Autotrouph organisms that are able to create energy containing molecules from raw material 3.2
Primary producer organisms that are able to create energy containing molecules from raw material 3.2
Heterotrouph organisms that cannot create their own food but have to eat other organisms to survive 3.2
Consumer a person or thing that eats or uses something 3.2
Habitat a natural home or environment for an animal 4.2
Niche a role taken by an organism in its community 4.2
Resource the stock or supply of food or supplies 4.2
Predation the preying of one animal to others 4.2
Herbivory the eating of plants 4.2
Symbiosis the interaction between two animals that live in a close association 4.2
Mutualism symbiosis in which both organisms are benefited 4.2
Parasitism symbiosis in which one organism is benefited while the other is harmed 4.2
Commensalism symbiosis in which one benefits while the other is unharmed. 4.2
Created by: stephenj