Pilot VB Quiz 3 - Tables V-VI

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Across
  1. 5. (n.) the fact or process of becoming worse
  2. 6. (v.) to change a substance back to a harmless natural state by bacteria
  3. 8. (adj.) able to be used again
  4. 11. (v.) to treat a waste substance so that it can be used again
  5. 14. (n.) a situation in which a plant, an animal, a way of life, etc. stop existing
  6. 17. (adj.) with too many people living in a country or a city
  7. 19. (adj.) not using artificial chemicals in the growing of plants and animals for food or other products
  8. 21. (n.) the way in which plants, animals, and people are related to each other and to their environment
  9. 22. (v.) to use energy, water, etc. as little as possible so that it lasts a long time
  10. 23. (adj.) to describe something that is likely to stay in good condition for a long time without breaking or getting weaker, even if used a lot
  11. 25. (n.) a form of energy that is carried by wires, cables, etc., and is used to provide light, heat or power to make machines work
  12. 26. (n.) the process of making somewhere, e.g., parks and other areas, greener with trees and plants in a city
  13. 27. (adj.) made dirty, polluted or poisonous by the addition of a harmful substance, chemical waste
Down
  1. 1. (adj.) made to be used once and thrown away
  2. 2. (adj.) involving risk or danger, especially to someone's health or safety
  3. 3. (adj.) able to decay naturally and in the way that is not harmful
  4. 4. (adj.) able to continue for a long time without causing damage to the environment
  5. 7. (n.) the act of using something until it is completely finished
  6. 8. (v.) to put a type of animal, bird or plant back into a region where it once lived
  7. 9. (v.) to make a place or substance less pure or make it poisonous
  8. 10. (n.) the planting of new trees in an area where there used to be a forest
  9. 12. (n.) all the animals and plants in an area, and the way they affect each other and the environment
  10. 13. (n.) knowing that something exists and is important
  11. 15. (v.) to make a piece of land that is naturally too wet or too dry suitable for farming or building
  12. 16. (n.) the existence of a large number of different kinds of animals and plants which make a balanced environment
  13. 18. (adj.) able to be recycled
  14. 20. (v.) to use something, especially fuel, energy or natural materials
  15. 24. (adj.) connected with the way plants and living creatures are related to each other and to their environment