| Term | Definition |
|---|
| PHA | A biodegradable polymer made by ICI |
| disease | Genetic engineering aids the resistance of trees to |
| wood pulp | Genetically modified trees produce high yields of |
| micro organisms | A biodegradable polymer breaks down because of |
| 10% | The amount of land in the UK that is forested |
| Bipol | A fully biodegradable plastic other than that manufactured by ICI |
| carbon neutral | PLA is this and so no greenhouse gases are emitted in its production |
| True | Genetically modified trees grow faster than non modified trees (true or false) |
| lignin fibres | Genetic engineering reduces the strength of what enabling a reduction in the amount of chemicals needed in the paper making process. |
| carbon dioxide | some biodegradable plastics give out what when biodegrading and therefore contribute to global warming |
| ferments | some biodegradable plastics are made through this process when sugar does what |
| Alcaligenes eutrophus | the name for bacteria of sugars |
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