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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. Type of graph most often used for categorical data






2. A relationship in which both species benefit






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






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






5. The first species to populate the area






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






7. The practice of reducing energy use






8. Something that breaks down into soil






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






10. Flaw in design of procedure






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






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






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






14. The amount of food production in a given area






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






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






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






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






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






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






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






22. A nonliving part of an organism's habitat






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






24. The organism that benefits by living on or in a host






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






26. An organism that breaks down wastes and dead organisms






27. Rice - corn - potatos - wheat - soy beans






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






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






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






31. The rate of which a plant grows at






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






33. Organism that does the killing






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






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






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






37. Illegal killing or removal of wildlife from their habitats






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






39. Possible to use again






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






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






42. The study of how living and nonliving things interact






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






44. The variable that you manipulate






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






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






47. Heat from the Earth's interior






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






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






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