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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 chart with bars






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






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






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






5. The number of different species in an area






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






7. Anything that harms an organism






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






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






10. Heat from the Earth's interior






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






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






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






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






15. Organism that is killed






16. The variable that you manipulate






17. Water stored in underground layers of soil and rock






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






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






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






21. An environmental factor that causes a population to decrease






22. A nonliving part of an organism's habitat






23. The organism that the parasite lives in or on






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






25. The largest population that an area can support






26. Something that breaks down into soil






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






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






29. The amount of food production in a given area






30. Flaw in design of procedure






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






32. Moving into a population






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






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






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






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






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






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






39. A material that cannot be recycled or reused






40. A consumer that eats only plants






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






42. The rate of which a plant grows at






43. Leaving a population






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






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






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






47. Illegal killing or removal of wildlife from their habitats






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






49. A consumer that eats only animals






50. Resources supplied by nature







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Can you answer 50 questions in 15 minutes?


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