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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 degree of hotness or coldness of a body or environment






2. The first species to populate the area






3. The study of how living and nonliving things interact






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






5. Liphids - proteins - and carbohydrates






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






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






8. The practice of reducing energy use






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






10. The rate of which a plant grows at






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






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






13. Organism that is killed






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






15. The amount of food production in a given area






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






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






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






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






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






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






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






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






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






25. The largest population that an area can support






26. Illegal killing or removal of wildlife from their habitats






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






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






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






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






31. A relationship in which both species benefit






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






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






34. Organism that does the killing






35. The effect of the IV






36. Any form of water that falls to the Earth's surface






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






38. A living part of an organism's habitat






39. A chart with bars






40. A consumer that eats only plants






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






42. Possible to use again






43. Flaw in design of procedure






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






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






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






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






48. The variable that you manipulate






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






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