Test your basic knowledge |

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 effect of the IV






2. Organism that does the killing






3. Moving into a population






4. The number of different species in an area






5. An organism that breaks down wastes and dead organisms






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






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






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






9. A relationship in which one species benefits and the other is neither helped nor harmed






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






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






12. The process by which a gas changes to a liquid






13. Type of graph most often used for categorical data






14. A material that cannot be recycled or reused






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






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






17. A consumer that eats both plants and animals






18. Flaw in design of procedure






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






20. The largest population that an area can support






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






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






23. Water stored in underground layers of soil and rock






24. A relationship in which both species benefit






25. The amount of food production in a given area






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






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






28. Leaving a population






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






30. Something that breaks down into soil






31. The rate of which a plant grows at






32. Mass destruction of most species






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






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






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






36. An environmental factor that causes a population to decrease






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






38. A species in danger of becoming extinct in the near future






39. A living part of an organism's habitat






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






41. Possible to use again






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






43. Anything that harms an organism






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






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






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






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






48. Resources supplied by nature






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






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