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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 amount of food production in a given area






2. The number of different species in an area






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






4. A relationship in which both species benefit






5. The movement or organisms from one place to another






6. Situation in which people acting individually and in their own interest use up commonly available but limited resources - creating disaster for the entire community






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






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






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






10. Possible to use again






11. A carnivore that feeds on the bodies of dead organisms






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






13. A chart with bars






14. Struggle between organisms to survive in a habitat with limited resources






15. Anything in the environment that is used by people






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






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






18. A consumer that eats only animals






19. A close relationship between two species that benefits at least one of them






20. The first species to populate the area






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






22. Resources supplied by nature






23. A species that influences the survival of many others in an ecosystem






24. All the different populations that live together in an area






25. Countries with strong economies and a high quality of life






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






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






28. A nonliving part of an organism's habitat






29. Organism that does the killing






30. The process by which molecules of liquid absorb energy and change to gas






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






32. A living part of an organism's habitat






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






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






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






36. The series of changes that occur in an area where the ecosystem has been disturbed - but where soil and organisms exist






37. The practice of reducing energy use






38. A material that cannot be recycled or reused






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






40. A species in danger of becoming extinct in the near future






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






42. The variable that you manipulate






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






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






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






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






47. A graph that uses dots to compare rate of change over time






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






49. The number of different species in a given area






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






Can you answer 50 questions in 15 minutes?



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