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Q 1/86
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The science of classifying organisms
300
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Q 2/86
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A scientist who classifies organisms by characteristics
300
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86 questions
Q.
The science of classifying organisms
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A scientist who classifies organisms by characteristics
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First and largest category used to classify organisms
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A classification grouping that consists of a number of similar, closely related species
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A group of similar organisms that can breed and produce fertile offspring.
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Father of taxonomy
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A system for giving each organism a two-word scientific name that consists of the genus name followed by the species name
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part of Earth in which life exists including land, water, and air or atmosphere
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A biological community of interacting organisms and their physical environment.
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A group of individuals that belong to the same species and live in the same area
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A group of interdependent organisms inhabiting the same region and interacting with each other
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Any living thing
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a nonliving part of an ecosystem
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A living part of an ecosystem
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Any biotic or abiotic factor that stops the existence, numbers, reproduction, or distribution of organisms.
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The number of different species in an area
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An ecosystem that is found on land
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an ecosystem that is found in the water
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The number of individuals in an area of a specific size
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Organisms that make their own food
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Organisms that make their own food
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organisms that rely on other organisms for energy and nutrients
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organism that gets energy by eating only plants
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organism that gets energy by eating animals
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A consumer that eats both plants and animals
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organism that breaks down and obtains energy from dead organic matter
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organism that obtains energy from the foods it consumes; also called a consumer
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to live in the same habitat without competing
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working together for the good of all
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the struggle between organisms to survive in a habitat with limited resources
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An interaction in which one organism kills another for food.
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The organism that does the killing in a predation interaction
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An organism that is killed and eaten by another organism
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the relationship of two species that live in close association with each other
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A relationship between two organisms of different species where one benefits and the other is harmed
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A relationship between two species in which both species benefit
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A relationship between two organisms in which one organism benefits and the other is unaffected
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universal solvent, H2O, required for life
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the amount of salt in a liquid
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hydrogen ion concentration; tests acidity or base of a fluid
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Most abundant gas in the atmosphere; N
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CO2; required for photosynthesis
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O2; product of photosynthesis
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series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
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network of interactions formed by the feeding relationships among the various organisms in an ecosystem
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diagram that shows the relative amounts of energy or matter within each trophic level in a food chain or food web
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A diagram that shows the amount of energy that moves from one feeding level to another in a food web
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represents the number of individual organisms available for energy at each trophic level in an ecosystem
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step in a food chain or food web
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represents the amount of living organic matter at each trophic level in an ecosystem
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the total mass of organisms in a given area or volume.
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the process by which cells use oxygen to produce energy from food
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A source or supply or support
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ecosystem where the population numbers of each organism fluctuates at predictable rate, supply of resources in physical environment fluctuates at predictable rate, and energy flows through the ecosystem at constant rate over time
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The ability to do work or cause change
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potential energy stored in chemical bonds between atoms
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Conversion of light energy from the sun into chemical energy.
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bacteria that do not require oxygen to survive
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the study of similarities and differences in the anatomy of different species
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the process by which one or more substances change to produce one or more different substances
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Bacteria that require oxygen for survival
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The gradual change over time
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states that organisms change and develop over time to adapt an increase rate of survival
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formulated a theory of evolution by natural selection
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A natural process resulting in the evolution of organisms best adapted to the environment.
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change in a DNA sequence that affects genetic information
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Theory that great slabs or plates of Earth's outer layer float on a hot, semi-molten mantle. All plates are moving slowly and have rafted continents to new positions over time.
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the change over time in populations of related organisms
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Any difference between individuals of the same species.
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physical appearance
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different versions of a gene
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characteristics that are inherited from parent to offspring
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changes in physical structure, function, or behavior that allow an organism or species to survive and reproduce in a given environment.
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the study of how the body and its parts work or function
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structures that are similar in different species because of common ancestry
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structures that are similar in function but do not have a common ancestry
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similarities in the embryonic stage of development between different species; evidence for evolution
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animals with backbones
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The variety of different types of genes in a species or population.
79
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the study of the origin, history, and structure of Earth
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The preserved remains or traces of organisms that once lived on Earth.
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A type of rock that forms when particles from other rocks or the remains of plants and animals are pressed and cemented together
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information about past life, including the structure of organisms, what they ate, what ate them, in what environment they lived, and the order in which they lived
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a species that no longer has any known living individuals.
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Kingdom, Phylum, Class, Order, Family, Genus, Species; Grouping of organisms based on their physical traits and similarities in DNA.
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a key for the identification of organisms based on a series of choices between alternative characters
