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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. Rice - corn - potatos - wheat - soy beans






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






3. The practice of reducing energy use






4. The largest population that an area can support






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






6. The movement or organisms from one place to another






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






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






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






10. An organism that breaks down wastes and dead organisms






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






12. Leaving a population






13. Mass destruction of most species






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






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






16. Anything in the environment that is used by people






17. The rate of which a plant grows at






18. Anything that harms an organism






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






20. A material that cannot be recycled or reused






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






22. The variable that you manipulate






23. A graph that uses dots to compare rate of change over time






24. A close relationship between two species that benefits at least one of them






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






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






27. The study of how living and nonliving things interact






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






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






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






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






32. Liphids - proteins - and carbohydrates






33. Illegal killing or removal of wildlife from their habitats






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






35. An environmental factor that causes a population to decrease






36. A relationship that involves one organism living on or inside another organism and harming it






37. Wheat -bairley -corn....carbohydrates






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






39. Organism that does the killing






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






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






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






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






44. Mistake in following procedure






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






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






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






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






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






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