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Life Science Ch. 1C
Flashcards to review for the Ch. 1CQuiz
| Question | Answer |
|---|---|
| evidence; information gathered from observations | data |
| numerical data | quantitative data |
| descriptive data | qualitative data |
| gets energy from the environment to make food | autotroph |
| depends on other organisms for food | heterotroph |
| cells without a nucleus | Prokaryotic |
| cells with a nucleus | Eukaryotic |
| an idea that scientists use to explain the data that they have collected | theory |
| an idea that scientists use to describe what they observe consistently | law |
| a simplified explanation, description, or representation of the world | model |
| using a variety of tools and skills to answer a question or solve a problem | scientific inquiry |
| a way for a scientist to test the way he thinks something works by examining the effect of one factor at a time. | controlled experiment |
| factors that change | variables |
| the variable the scientist changes | independent variable |
| variables that are changed in the experiment | dependent variable |
| the group in an experiment that is not exposed to the independent variable | control group |
| the group in a controlled experiment that is exposed to the independent variable | experimental group |
| 4 steps in a controlled experiment | Observe, Test, Analyze data and draw conclusions, Communicate the results |
| God's grouping of organisms | kinds |
| A scientific name consists of what 2 parts | genus + species |
| The science of classifying organisms | Taxonomy |
| Levels of classification in order | Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species |
| What are the 3 primary traits that are used to classify organisms? | number of cells, type of cells, how they get energy |