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DSST Environmental Sciences Vocab

Subjects : dsst, science
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. The introduction of pesticides and high-yield grains and better management during the 1960s and 1970s which greatly increased agricultural productivity






2. Resources supplied by nature






3. An interaction in which one organism kills and eats another






4. The series of changes that occur in an area where no soil or organisms exist






5. Illegal killing or removal of wildlife from their habitats






6. An energy rich substance (such as coal - oil - or natural gas) formed from the remains of organisms






7. The disappearance of all members of a species from Earth






8. Heat from the Earth's interior






9. The organism that the parasite lives in or on






10. Organism that is killed






11. Mass destruction of most species






12. A resource that is able to be reused - or can be replenished quickly






13. The number of different species in an area






14. The process by which a gas changes to a liquid






15. The theory that increasing carbon dioxide in the atmosphere will raise Earth's average temperature






16. Water stored in underground layers of soil and rock






17. Wheat -bairley -corn....carbohydrates






18. A species that could become endangered in the near future






19. The time when human begins first domesticated plants and animals and no longer relied entirely on hunting and gathering.






20. The amount of food production in a given area






21. The continuous process by which water moves from Earth's surface to the atmosphere and back






22. An environment that provides the things an organism needs to live - grow and reproduce






23. The process of cutting down only some trees in area






24. The act of restricting your food intake (or your intake of particular foods)






25. The rate of which a plant grows at






26. A natural resource that is not replaced in a useful time frame






27. The practice of growing - breeding - and caring for plants and animals that are used for food - clothing - transportation - and other uses






28. An environmental factor that causes a population to decrease






29. Organism that does the killing






30. Countries with less productive economies and a lower quality of life






31. Something that breaks down into soil






32. The issue where humans don't take care of the Earth.






33. The largest population that an area can support






34. Behaviors and physical characteristics of species that allow them to live successfully in their environment






35. A grid that displays the data plotted in a chart.






36. The practice of reducing energy use






37. A study that compares the costs and benefits to society of providing a public good






38. The study of how living and nonliving things interact






39. When a large fraction of the resource has been used up






40. The variable that you manipulate






41. Capable of being broken down by bacteria or other decomposers






42. Type of graph most often used for categorical data






43. A habitat in which the freshwater of a river meets the salt water of an ocean






44. The group that does not receive the experimental treatment.






45. A resource that is not able to be reused - or cannot be replenished quickly






46. A chart with bars






47. Flaw in design of procedure






48. The series of predictable changes that occur in a community over time






49. Moving into a population






50. Measure of quantity of food produced on a given area of land with limited inputs of energy and resources