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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. The disappearance of all members of a species from Earth






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






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






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






5. A living part of an organism's habitat






6. The organism that benefits by living on or in a host






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






8. A carnivore that feeds on the bodies of dead organisms






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






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






11. Mistake in following procedure






12. Capable of being broken down by bacteria or other decomposers






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






14. The largest population that an area can support






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






16. Flaw in design of procedure






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






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






19. A consumer that eats only plants






20. The study of how living and nonliving things interact






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






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






23. Moving into a population






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






25. The number of different species in a given area






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






27. Anything in the environment that is used by people






28. Liphids - proteins - and carbohydrates






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






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






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






32. Heat from the Earth's interior






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






34. An organism that breaks down wastes and dead organisms






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






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






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






38. Type of graph most often used for categorical data






39. A nonliving part of an organism's habitat






40. The rate of which a plant grows at






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






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






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






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






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






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






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






48. A relationship in which both species benefit






49. The first species to populate the area






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