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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. Illegal killing or removal of wildlife from their habitats






2. The variable that you manipulate






3. Moving into a population






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






5. An organism that can make it's own food






6. The typical weather pattern in an area over a long period of time






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






8. Mistake in following procedure






9. A relationship that involves one organism living on or inside another organism and harming it






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






11. A resource that is either always available or is naturally replaced in a relatively short time






12. The community of organisms that live in a particular area along with their nonliving surroundings






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






14. The process of changing free nitrogen gas into a usable form






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






16. A graph that highlights segments of a circle to show simple distribution patterns






17. The largest population that an area can support






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






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






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






21. The number of different species in a given area






22. Resources supplied by nature






23. The effect of the IV






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






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






26. A consumer that eats both plants and animals






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






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






29. Something that breaks down into soil






30. A relationship in which one species benefits and the other is neither helped nor harmed






31. Organism that does the killing






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






33. Mass destruction of most species






34. The rate of which a plant grows at






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






36. The organism that the parasite lives in or on






37. A nonliving part of an organism's habitat






38. A material that cannot be recycled or reused






39. Heat from the Earth's interior






40. Anything in the environment that is used by people






41. A measure of human demand on the Earth's ecosystems






42. Possible to use again






43. An organism that breaks down wastes and dead organisms






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






45. Type of graph most often used for categorical data






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






47. A relationship in which both species benefit






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






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






50. The first species to populate the area