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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. Water stored in underground layers of soil and rock






2. Possible to use again






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






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






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






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






7. Rice - corn - potatos - wheat - soy beans






8. Countries with strong economies and a high quality of life






9. An environmental factor that causes a population to decrease






10. The rate of which a plant grows at






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






12. Mistake in following procedure






13. A living part of an organism's habitat






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






15. Heat from the Earth's interior






16. A consumer that eats only animals






17. Resources supplied by nature






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






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






20. The amount of food production in a given area






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






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






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






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






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






26. An interaction in which one organism kills and eats another






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






28. The series of changes that occur in an area where the ecosystem has been disturbed - but where soil and organisms exist






29. The variable that you manipulate






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






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






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






33. A resource that is not able to be reused - or cannot be replenished quickly






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






35. Moving into a population






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






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






38. The largest population that an area can support






39. Illegal killing or removal of wildlife from their habitats






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






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






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






43. The study of how living and nonliving things interact






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






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






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






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






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






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






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