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






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






3. The condition in which human needs are met in such a way that a human population can survive indefinitely






4. An organism that obtains energy by feeding on other organisms






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






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






7. An organism's particular role - or how it makes its living






8. Anything in the environment that is used by people






9. Something that does not completely break down into the soil






10. Mistake in following procedure






11. The number of different species in a given area






12. A living part of an organism's habitat






13. The trapping of heat near Earth's surface by certain gases (carbon dioxide - water vapor and other gases) in the atmosphere






14. A series of events in which one organism eats another and obtains energy






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






16. A relationship in which both species benefit






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






18. A graph that uses line segments to show changes that occur over time






19. Farmers who raise food and animals mainly to feed their own families






20. Something that breaks down into soil






21. The first species to populate the area






22. A group of organisms that are physically similar and can mate with each other and produce offspring that can also mate and reproduce






23. All the members of one species in a particular area






24. Organism that does the killing






25. The introduction of pesticides and high-yield grains and better management during the 1960s and 1970s which greatly increased agricultural productivity






26. The largest population that an area can support






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






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






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






30. The pattern of overlapping food chains in an ecosystem.






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






32. Leaving a population






33. Evaluation of the short-term and long-term risks associated with a particular activity or hazard






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






35. In an experiment - the group of participants that recieves the manipulation






36. The effect of the IV






37. Type of graph most often used for categorical data






38. An organism that breaks down wastes and dead organisms






39. The number of different species in an area






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






41. The study of how living and nonliving things interact






42. Water stored in underground layers of soil and rock






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






44. People who survive by searching for wild plants and animals; always move in small groups






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






46. A group of land ecosystems with similar climates and organisms






47. Organism that is killed






48. A severe shortage of food (as through crop failure) resulting in violent hunger and starvation and death






49. Illegal killing or removal of wildlife from their habitats






50. The study of the impact of humans on the environment