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science notes #1
unit 3
| Question | Answer |
|---|---|
| caries water and nutrients from root up through osmosis | xylem |
| caries sugars and molecules made by plant to all parts of plant where needed | phloem |
| used for gas exchange(carbon dioxide and oxygen)and are found on the underside of leaves | stomata |
| suction water into roots | root hairs |
| what are the roots two major functions | absorbtion of water and nutrients and anchoring the plant to the ground |
| what are the stages for complete metamorphosis | egg,larva,pupa,adult |
| development,growth,and changeof form | metamorphosis |
| what percent of insects go through complete metamorphosis | 88% |
| what percent of insects go through incomplete metamorphosis | 12% |
| what are the stages of incomplete metamorphosis | egg nynph adult |