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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 graph that uses dots to compare rate of change over time






2. An environmental factor that causes a population to decrease






3. A consumer that eats both plants and animals






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






5. Possible to use again






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






7. The continuous process by which water moves from Earth's surface to the atmosphere and back






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






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






10. The number of different species in a given area






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






12. A state of poor nutrition; lacking enough calories or variety in diet






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






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






15. The movement or organisms from one place to another






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






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






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






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






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






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






22. Anything in the environment that is used by people






23. A consumer that eats only plants






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






25. Leaving a population






26. Type of graph most often used for categorical data






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






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






29. Organism that does the killing






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






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






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






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






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






35. Anything that harms an organism






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






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






38. When a large fraction of the resource has been used up






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






40. An organism that breaks down wastes and dead organisms






41. The study of how living and nonliving things interact






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






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






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






45. Flaw in design of procedure






46. Wheat -bairley -corn....carbohydrates






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






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






49. Organism that is killed






50. Heat from the Earth's interior