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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 number of different species in an area






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






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






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






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






6. Moving into a population






7. Wheat -bairley -corn....carbohydrates






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






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






10. Water stored in underground layers of soil and rock






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






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






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






14. A relationship in which both species benefit






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






16. A consumer that eats both plants and animals






17. Anything in the environment that is used by people






18. The effect of the IV






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






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






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






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






23. The number of different species in a given area






24. Mistake in following procedure






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






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






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






28. Leaving a population






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






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






31. Possible to use again






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






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






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






35. The study of how living and nonliving things interact






36. A living part of an organism's habitat






37. A nonliving part of an organism's habitat






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






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






40. Organism that does the killing






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






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






43. The largest population that an area can support






44. The rate of which a plant grows at






45. Something that breaks down into soil






46. Resources supplied by nature






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






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






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






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