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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. Anything in the environment that is used by people






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






4. Organism that is killed






5. A chart with bars






6. Heat from the Earth's interior






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






8. Anything that harms an organism






9. The amount of food production in a given area






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






11. Resources supplied by nature






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






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






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






15. The act of restricting your food intake (or your intake of particular foods)






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






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






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






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






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






21. The organism that the parasite lives in or on






22. Something that breaks down into soil






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






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






25. The number of different species in a given area






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






27. The largest population that an area can support






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






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






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






31. The variable that you manipulate






32. Leaving a population






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






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






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






36. A nonliving part of an organism's habitat






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






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






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






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






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






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






43. A consumer that eats only animals






44. Mistake in following procedure






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






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






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






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






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






50. The effect of the IV