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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 process of cutting down only some trees in area






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






4. Mass destruction of most species






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






6. The study of the impact of humans on the environment






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






8. Organism that is killed






9. Something that breaks down into soil






10. An environmental factor that causes a population to decrease






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






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






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






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






15. A consumer that eats only plants






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






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






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






19. Resources supplied by nature






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






21. The largest population that an area can support






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






23. Possible to use again






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






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






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






27. The first species to populate the area






28. A material that cannot be recycled or reused






29. Wheat -bairley -corn....carbohydrates






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






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






32. Anything that harms an organism






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






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






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






36. The effect of the IV






37. The number of different species in a given area






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






39. The practice of reducing energy use






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






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






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






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






44. Type of graph most often used for categorical data






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






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






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






48. All the members of one species in a particular area






49. Mistake in following procedure






50. A nonliving part of an organism's habitat