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12.4
| Question | Answer |
|---|---|
| any system or object got absorbs carbon dioxide from the environment is called a ___ or simply a ___. | Carbon sink or sink |
| When an object produces carbon dioxide, it is called a ____ . | Carbon source |
| Is used to produce vanilla extract,deodorants, and dies, it is also used in some typical medications. | Lignin |
| The ____ from trees are used in the mini perfumes, flavors, and fragrances like sand wood,eucalyptus Karma and peppermint. | oils |
| Removing trees from the forest is called ___. | Deforestation |
| When is field is ___ , all the trees from a designated area are harvested at once. | Clear cut |
| 1 types of clear-cutting method is ___ , which involves removing all the trees from areas that are 100 acres or less. | Block cutting |
| The ___ is used for trees that produce seeds that are wind scattered and seedlings that need abundant sunlight for proper growth. | Seed tree method |
| The ____ is used for trees that grow well in Parental shade | Selective cutting method |
| ___ is similar to the selective cutting method that uses three basic steps spread over a 10 to 15 year period. | Shelterwood |
| Once the seedlings have taken Roots, the ___ is removed, and the new crop is allowed to grow. | Over story |
| Advantages to this Method All That it promotes natural reproduction and produces relatively evenly aged ___ ( groups of tall plants or trees). | Stands |
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Biggirl
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