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






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






3. A material that cannot be recycled or reused






4. Something that breaks down into soil






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






6. Wheat -bairley -corn....carbohydrates






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






8. A consumer that eats only animals






9. Type of graph most often used for categorical data






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






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






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






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






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






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






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






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






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






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






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






21. Anything that harms an organism






22. The study of how living and nonliving things interact






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






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






25. Heat from the Earth's interior






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






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






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






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






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






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






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






33. Organism that is killed






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






35. An organism that breaks down wastes and dead organisms






36. Anything in the environment that is used by people






37. Liphids - proteins - and carbohydrates






38. Resources supplied by nature






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






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






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






42. Possible to use again






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






44. Struggle between organisms to survive in a habitat with limited resources






45. The practice of reducing energy use






46. An environmental factor that causes a population to decrease






47. Illegal killing or removal of wildlife from their habitats






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






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






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