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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. An organism that obtains energy by feeding on other organisms






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






3. Mass destruction of most species






4. A graph that uses dots to compare rate of change over time






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






6. The largest population that an area can support






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






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






9. Anything that harms an organism






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






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






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






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






14. A species that influences the survival of many others in an ecosystem






15. Flaw in design of procedure






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






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






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






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






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






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






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






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






24. Illegal killing or removal of wildlife from their habitats






25. Anything in the environment that is used by people






26. A nonliving part of an organism's habitat






27. Type of graph most often used for categorical data






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






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






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






31. Liphids - proteins - and carbohydrates






32. Wheat -bairley -corn....carbohydrates






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






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






35. The effect of the IV






36. Moving into a population






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






38. A material that cannot be recycled or reused






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






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






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






42. A consumer that eats both plants and animals






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






44. Mistake in following procedure






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






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






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






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






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






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






Can you answer 50 questions in 15 minutes?



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