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






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






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






4. A state of poor nutrition; lacking enough calories or variety in diet






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






6. A relationship in which both species benefit






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






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






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






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






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






12. Leaving a population






13. A living part of an organism's habitat






14. Moving into a population






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






16. Heat from the Earth's interior






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






18. Anything in the environment that is used by people






19. The study of how living and nonliving things interact






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






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






22. The degree of hotness or coldness of a body or environment






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






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






25. An environmental factor that causes a population to decrease






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






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






28. Mass destruction of most species






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






30. The process in which the changes that make organisms better suited to their environments develop






31. An organism that breaks down wastes and dead organisms






32. Beginning of urban cities - switch from man power to fossil fuels - machinery and factories are prevalent






33. A material that cannot be recycled or reused






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






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






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






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






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






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






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






41. Water stored in underground layers of soil and rock






42. The organism that the parasite lives in or on






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






44. A higer demand of that limited product the the price goes up






45. The first species to populate the area






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






47. Flaw in design of procedure






48. Type of graph most often used for categorical data






49. The amount of food production in a given area






50. A nonliving part of an organism's habitat