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55 Cards in this Set
- Front
- Back
scientific method
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steps used to solve problems and answer questions in science
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hypothesis
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a prediction that can be tested
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control
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standard to which the outcome of a test is compared
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variable
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something in an experiment that can be changed
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bionomial nomenclature
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two-word naming system that gives all living things their scientific name
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Characteristics of life
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Homeostasis
Use of energy Response to stimuli Growth and development Organization Reproduction |
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Ordered List of Taxanomic levels
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DKPCOFGS
Domain Kingdom Phylum Class Order Family Genus Species |
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Plants
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Plants are multicellular and make their own their own food
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Fungi
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A eukaryote which cannot make its own food but absorb nutrients after releasing a chemical
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Animals
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Multicellular and take in their food
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species
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a group of organisms that have similar traits and are able to produce fertile offspring
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Genus
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a group of similar species
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Decomposer
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A detritivore; type eat remains of other organisms
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proper scientific name
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Genus plus Species
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Identify Eukaryotic Kingdoms and their definining characteristics
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Protista
Fungi Plantae Animalia |
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Consumer
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an organism that cannot make its own food and gets energy by eating other organisms
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Predator/prey
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An organism that survives by hunting another
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Food Web
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a model of energy transfer that can show how the food chains in a community are interconnected.
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Energy Pyramid
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A scientific model used to show the amount of available energy in each step of a food chain
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Levels of organization
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Organism
Population community ecosystem Biome |
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Abiotic factors
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A non living thing in an ecosystem
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Adaptation
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An inherited trait that increases an organisms chance of survival and reproducing in a particular environment
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Apex predator
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A predator at the top of its food chain
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Biotic factors
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A living or once living thing in an ecosystem
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Classification (list)
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Domain
Kingdom Phylum Class Order Family Genus Species |
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Commensalism
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A symbiotic relationship in which one organism benefits while another is neither harmed nor benefits
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Community
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All of the populations living in an ecosystem at the same time
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Consumer
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An organism that cannot make its own food and gets energy by eating other organisms
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Defining Characteristics of a living thing
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H- Homeostasis
U- use of energey G- Growth O- Organization R- Response to stimulus R- reproduction A- Adaptation |
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Dependent Variable
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The factor a scientist observes or measures during and experiment.
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Dichotomous Key
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A series of descriptions arranged in pairs that lead the user to the identification of unknown organisms
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Ecosystem
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All the living and non living things in a given area.
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Food Chain
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A model that shows how eenergy flows through an ecosystem through feeding relationships
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Grassland
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A biome in which grasses are the dominant plants
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Homeostasis
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An organism's ability to maintain stable living conditions
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Heredity
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The passing of traits from parent to offspring
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Independent Variable
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The factor that is changed by the investigator to see how it affects the dependent variable
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Multicellular
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A living thing that is made up of two or more cells
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Wetland
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An aquatic biome that has a thin layer of water covering soil that is wet most of the time.
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Desert
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A biome that receives very little rain
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Mutualism
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A symbiotic relationship where both organisms benefit
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Nonvascular Tissue
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A plant that does not use vascular tissue to transport nutrients
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Ocean
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A biome mainly covered in water
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Parasitism
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The symbiotic relationship in which one organism benefits while another is harmed
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Photosynthesis
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A Series of chemical reactions that convert light energy to food
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Population
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All the organisms of the same species that live in the same area at the same time.
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Producer
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An organism that uses an outside energy source, such as the sun and produces its own food
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Protista
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A member of a group of eukaryotic organisms which have a membrane compound nucleus.
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Taiga
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A forest biome consisting of mostly cone bearing evergreen trees
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Symbiosis
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A close long term relationship between two species that usually involves an exchange of food or energy
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Thesis
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A proposition maintained by an argument
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Tundra
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A biome that is cold dry and treeless
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Unicellular
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a living thing consisting of one cell
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variation
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a slight difference in an inherited trait among individual members of a species
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vascular tissue
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specialized plant tissue composed of tube like cells that transport water and nutrients in plants
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