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






2. A consumer that eats both plants and animals






3. Something that breaks down into soil






4. A consumer that eats only plants






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






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






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






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






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






10. The amount of food production in a given area






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






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






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






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






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






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






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






18. Water stored in underground layers of soil and rock






19. A chart with bars






20. The largest population that an area can support






21. A relationship in which both species benefit






22. Type of graph most often used for categorical data






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






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






25. Flaw in design of procedure






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






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






28. A consumer that eats only animals






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






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






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






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






33. Illegal killing or removal of wildlife from their habitats






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






35. Organism that is killed






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






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






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






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






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






41. Possible to use again






42. The first species to populate the area






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






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






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






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






47. Liphids - proteins - and carbohydrates






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






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






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