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






2. Organism that does the killing






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






4. Mass destruction of most species






5. The number of different species in an area






6. Anything that harms an organism






7. A consumer that eats both plants and animals






8. A material that cannot be recycled or reused






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






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






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






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






13. Liphids - proteins - and carbohydrates






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






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






16. A relationship that involves one organism living on or inside another organism and harming it






17. Moving into a population






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






19. Resources supplied by nature






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






21. A relationship in which both species benefit






22. Type of graph most often used for categorical data






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






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






25. Leaving a population






26. Flaw in design of procedure






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






28. The movement or organisms from one place to another






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






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






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






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






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






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






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






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






37. The number of different species in a given area






38. Anything in the environment that is used by people






39. The amount of food production in a given area






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






41. The largest population that an area can support






42. Organism that is killed






43. Mistake in following procedure






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






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






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






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






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






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






50. The organism that the parasite lives in or on