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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. Organism that does the killing






2. The amount of food production in a given area






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






4. The rate of which a plant grows at






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






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






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






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






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






10. Mass destruction of most species






11. Wheat -bairley -corn....carbohydrates






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






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






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






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






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






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






18. Something that breaks down into soil






19. A consumer that eats both plants and animals






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






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






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






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






24. The effect of the IV






25. Anything in the environment that is used by people






26. The practice of reducing energy use






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






28. A relationship in which both species benefit






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






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






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






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






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






34. A consumer that eats only animals






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






36. Heat from the Earth's interior






37. An organism that breaks down wastes and dead organisms






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






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






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






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






42. Moving into a population






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






44. A living part of an organism's habitat






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






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






47. Possible to use again






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






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






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