Question | Answer |
The part of the experiment you change on purpose. | Independent Variable |
The part of the experiment that you measure. | Dependent Variable |
The parts of the experiment you don't change. | Constants |
The baseline or group that you compare the results of your experiment to. | Control |
A measurement using numbers. | Quantitative Observations |
A description of something, without using numbers. | Qualitative Observations |
The number of times you repeat an experiment with the same variable. | Repeated Trials |
The proper format for a hypothesis. | An "if...then" statement. |
The proper format for a title. | "The Effect of the IV on the DV" |
What is the basic unit of life? | The cell |
The organelle that controls all functions of the cell--the "control center" of the cell. | Nucleus |
The organelle that is the "powerhouse" of the cell. | Mitochondria |
A cell that does NOT contain a nucleus. | Prokaryote |
A cell that DOES contain a nucleus. | Eukaryote |
All of the living AND nonliving things in one area at one time. | Ecosystem |
Living parts of an ecosystem. | Biotic Factors |
Nonliving parts of an ecosystem. | Abiotic Factors |
An organism that produces its own food. | Producer |
Another word for a producer. | Autotroph |
An organism that consumes other organims for energy. | Heterotroph |
An organism that breaks down dead and decaying organisms. | Decomposer |
An organism that feeds on the remains of dead organisms. | Scavenger |
An organism's role in its environment or how it makes its living. | Niche |
One single organism | Individual |
A group of two or more organisms of the same species living in the same place at the same time. | Population |
A group of one or more different species living in the same place at the same time. | Community |
The place where an organims lives and that provides the things an organism needs. | Habitat |
At which level is there the most available energy in an energy pyramid? | Producer Level |
What are the producers in Mono Lake? | Algae |
Consumers that eat only plants. | Primary Consumers |
Consumers that eat primary consumers. | Secondary Consumers |
Consumers that eat secondary consumers. | Tertiary Consumers |
A consumer that eats both plants and animals. | Omnivore |
A consumer that eats only plants. | Herbivore |
A consumer that eats only meat. | Carnivore |
When a scientist actually looks and counts the organisms. | Direct Observation |
When a scientist counts tracks, nests, holes, etc. and estimates the number of organisms. | Indirect Observation |
When a scientist counts the number of organisms in a small fraction of the area and multiplies to estimate the total number. | Sampling |
How populations increase | Birth or Immigration |
How populations decrease | Death or Emigration |
A factor in an environment that prevents a population from increasing indefinitely. | Limiting Factor |
The struggle for organisms to survive in their environment when there is not enough food, water, or shelter. | Competition |
An interaction where one organism kills and eats another. | Predation |
The organism that does the killing in a predation relationship. | Predator |
The organism that is killed in a predation relationship. | Prey |
An interaction between two organisms in which at least one organism benefits. | Symbiosis |
A relationship in which one species benefits and the other species is neither helped nor harmed. | Commensalism |
An interaction between two species where both species benefit. | Mutualism |
An interaction where an organism lives on or in another organism and harms it but does not kill it. | Parasitism |
The organism which is living on or in another organism. | Parasite |
The organism that the parasite is living on or in. | Host |
A structure, function, or behavior that helps an organism to survive in its environment and reproduce. | Adaptation |
Physical feature of an organism that helps it to survive. | Structural Adaptation |
An organism's abiltiy to do somethin that helps it to survive in its environment. | Functional Adaptation |
The things an organism does to survive. | Behavioral Adaptation |
Organisms that belnd in well are better adapted for survival in that environment than organisms that are a different color. (Camouflage) | Protective Coloration |
A defenseless animal or plant looks like another animal or plant with qualities that cause predators to avoid it. | Mimicry |
A term for animals that have one body part that mimics another to increase survival during an attack. | Self-Mimicry |
Any GENERAL structure, charactristic or behavior of an organism. | Feature |
The SPECIFIC expression of a feature in an individual. | Trait |
The naming system for organisms in which each organism is given a two-part name--a genus and species name. | Binomial Nomenclature |
A series of paired statements that describe the physical characteristics of different organisms. | Dichotomous Key |
The scientific study of how living things are classified. | Taxonomy |