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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. A group of land ecosystems with similar climates and organisms






2. Moving into a population






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






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






5. The study of how living and nonliving things interact






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






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






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






9. Anything in the environment that is used by people






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






11. The movement or organisms from one place to another






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






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






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






15. Leaving a population






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






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






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






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






20. Organism that is killed






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






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






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






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






25. The effect of the IV






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






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






28. Type of graph most often used for categorical data






29. An organism that breaks down wastes and dead organisms






30. A nonliving part of an organism's habitat






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






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






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






34. The amount of food production in a given area






35. Resources supplied by nature






36. Organism that does the killing






37. A consumer that eats only plants






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






39. A consumer that eats both plants and animals






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






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






42. Water stored in underground layers of soil and rock






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






44. Possible to use again






45. The practice of reducing energy use






46. Something that breaks down into soil






47. A consumer that eats only animals






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






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






50. Anything that harms an organism