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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 first species to populate the area






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






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






4. In an experiment - the group of participants that recieves the manipulation






5. Liphids - proteins - and carbohydrates






6. The number of different species in a given area






7. Heat from the Earth's interior






8. The amount of food production in a given area






9. A consumer that eats only animals






10. The number of different species in an area






11. Mistake in following procedure






12. The practice of reducing energy use






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






14. A nonliving part of an organism's habitat






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






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






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






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






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






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






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






22. A series of events in which one organism eats another and obtains energy






23. A chart with bars






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






25. Water stored in underground layers of soil and rock






26. Anything in the environment that is used by people






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






28. The community of organisms that live in a particular area along with their nonliving surroundings






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






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






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






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






33. Something that breaks down into soil






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






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






36. An environmental factor that causes a population to decrease






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






38. Organism that does the killing






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






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






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






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






43. Measure of quantity of food produced on a given area of land with limited inputs of energy and resources






44. The largest population that an area can support






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






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






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






48. The movement or organisms from one place to another






49. Moving into a population






50. A living part of an organism's habitat