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7 Biology
| Term | Definition |
|---|---|
| classification | the process of using certain characteristics or features to sort them into groups |
| MRS GREN | movement, respiration, sensitivity, growth, reproduction, excretion, nutrition |
| biotic | living |
| abiotic | non-living |
| seven orders of classification | domain, kingdon, phylum, class, order, family, genus, species |
| five kingdoms of organisms | animals, plants, fungi, bacteria, protists |
| ecosystems | a community of living organisms interacting with each other and their non living environment |
| biotic examples | animals and plants |
| abiotic examples | soil and water |
| producers | use energy from the sun to make their own food |
| consumers | must eat other organisms to get energy |
| food web | the joining of all food chains in ecosystem |
| food chain | a single flow of energy from a producer to apex predator in a food web |
| predator | an organism that hunts and kills other organisms for food |
| prey | an animal that is caught and killed by another for food |
| competition | a relationship between organisms that want the same resources in the same ecosystem |
| competition examples | food, water, shelter, space, sunlight, mates |
| symbiosis | a close, long-lasting relationship where two different living things live together |
| dichotomous key | a tool used to identify organisms through a series of two-part, choices that lead to a unique identification |
Created by:
justineforrest
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