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Science unit 1 test
gr 7 Life, Classification, and 6 Kingdoms (Leboeuf/Shaughnessy)
| Question | Answer |
|---|---|
| autotroph | an organism that can produce its own food, such as grass and plants |
| unicellular | an organism that has only one cell, such as a bacterium |
| water | a need that ALL organisms have |
| organism | a living thing |
| taxonomy | the scientific study of how living things are classified |
| Why are living things organized into groups? | Living things are easier to study when they are organized. |
| binomial nomenclature | first word is the genus and is written using an uppercase letter; second word is the species and is written using a lowercase letter |
| Latin | the language a scientific name is written |
| kingdom | the highest level in the classification system; contains the most differences |
| species | the lowest level in the classification system; contains the most similarities |
| phylum | the second level in the classification system; contains many similarities |
| class | the third level in the classification system |
| order | the fourth level in the classification system |
| family | the fifth level in the classification system |
| genus | the sixth level in the classification system; this is the first word in a scientific name |
| Animalia kingdom | contains only multicellular hetereotrophs |
| heterotroph | an organism that relies on others for food |
| Plantae kingdom | cactus, moss, corn |
| Archaebacteria kingdom | bacteria that live in deep sea vents |
| Eubacteria kingdom | bacteria that cause strep throat |
| Protista kingdom | amoeba, paramecium, algae |
| Fungi kingdom | mold, mildew, yeast |
| comparing DNA | modern technique used to classify organisms |