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






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






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






4. The disappearance of all members of a species from Earth






5. A material that cannot be recycled or reused






6. The number of different species in a given area






7. An environmental factor that causes a population to decrease






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






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






10. The condition in which human needs are met in such a way that a human population can survive indefinitely






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






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






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






14. Organism that does the killing






15. The movement or organisms from one place to another






16. A chart with bars






17. A consumer that eats only plants






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






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






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






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






22. Water stored in underground layers of soil and rock






23. The amount of food production in a given area






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






25. The study of how living and nonliving things interact






26. Leaving a population






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






28. A consumer that eats both plants and animals






29. A resource that is either always available or is naturally replaced in a relatively short time






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






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






32. Type of graph most often used for categorical data






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






34. The rate of which a plant grows at






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






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






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






38. The variable that you manipulate






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






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






41. An organism that obtains energy by feeding on other organisms






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






43. Organism that is killed






44. A living part of an organism's habitat






45. A nonliving part of an organism's habitat






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






47. The largest population that an area can support






48. The number of different species in an area






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






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