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Classification 2011
| Question | Answer |
|---|---|
| What is spontaneous generation? | belief that a living thing that comes from a non living thing |
| What is biogenesis? | belief that a living thing that comes from a living thing |
| What ia a cell? | membrane covered structure that contains all the material needed for life |
| Define multicellular? | organisms are made up of more than one cell |
| Define unicellular? | organisms are made up of one cell |
| Define stimulus. | a stimulus is a change in an organism's environment that effects its activity |
| What are some examples of stimuli? | food, touch, darkness, light, temperature, smell, noise, and taste |
| What is homeostasis? | maintaining a stable internal environment |
| What are the characteristics of life? | organism is made of cells, responds to stimuli, maintains homeostasis, uses energy, grows and develops, reproduces |
| What two things happen when an organism grows and develops? | The cells increase in number and change. |
| Sexual reproduction involves how many parents? | Two |
| What is sexual reproduction? | Offspring has DNA from both parents and is different from them |
| What is asexual reproduction? | Involves one parent |
| What is asexual reproduction? | offspring is identical to parent |
| What are the necessities of life? | food, water, oxygen, and a space to live |
| What is a producer? | Uses sun's energy to make own food |
| What is a consumer? | eat producers or other consumers for energy |
| What is a decomposer? | Get energy from breaking down nutrients in dead organisms or animal waste |
| What is water necessary for? | reactions in cells |
| What is oxygen needed for? | reactions in cells |
| What did Linnaeus develop? | A classification system which grouped organisms based on similar structures |
| The modern classification groups organisms based on what? | similar internal and external features |
| The order of Linnaeus' classification system is? | kingdom, phylum, class, order, family, genus, species |
| What is a kingdom? | largest group in system |
| What is a kingdom? | The groups are the least specific and organisms have the least in commom; cannot reproduce together |
| Are the groups in similar species the largest or the smallest groups? | smallest groups |
| What defines organisms in a species? | the groupings are most specific, the organisms have most in common and can reproduce together |
| What is binomial nomenclature? | two word naming system |
| What is binomial nomenclature? | uses scientific names: genus and species |
| A genus is a group of similar species | True |
| dichotomous key | detailed list of identifying characteristics that include the scientific name |
| dichotomous key | arranged in steps with two descriptive choices at each step |
| Scientific names are specific, use a universal language and help avoid confusion when scientists are communicating | True |
Created by:
rfabish
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