Chapter 1 - Life on Earth Flashcards
The part of Earth inhabited by living organisms; includes both the living and nonliving components.
Biosphere
A community together with its nonliving surroundings.
Ecosystem
Two or more populations of different species living and interacting in the same area.
Community
Very similar, potentially interbreeding organisms.
Species
Members of one species inhabiting the same area.
Population
An individual living thing composed of many cells.
Multicellular Organism
Two or more organs working together in the execution of a specific bodily function.
Organ System
A structure usually composed of several tissue types that form a functional unit.
Organ
A group of similar cells that perform a specific function.
Tissue
The smallest unit of life.
Cell
A combination of atoms.
Molecule
The smallest particle of an element that retains the properties of that element.
Atom
Many individual facts that lead to a general conclusion. A method of discovery.
Inductive Reasoning
If this… then that; general to specifics. A method of verification.
Deductive Reasoning
Testable, one prediction at a time, one variable at a time, must have controls, quantitative, not qualitative. Large sample size.
Experiment
