Test your basic knowledge |

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 organism that the parasite lives in or on






2. A relationship in which both species benefit






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






4. The variable that you manipulate






5. The process of changing free nitrogen gas into a usable form






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






7. Illegal killing or removal of wildlife from their habitats






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






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






10. A consumer that eats both plants and animals






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






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






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






14. Moving into a population






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






16. An organism that breaks down wastes and dead organisms






17. Mistake in following procedure






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






19. Flaw in design of procedure






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






21. The number of different species in an area






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






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






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






25. Organism that is killed






26. The largest population that an area can support






27. Type of graph most often used for categorical data






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






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






30. The practice of reducing energy use






31. A nonliving part of an organism's habitat






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






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






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






35. Liphids - proteins - and carbohydrates






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






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






38. A material that cannot be recycled or reused






39. The continuous process by which water moves from Earth's surface to the atmosphere and back






40. A consumer that eats only plants






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






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






43. A chart with bars






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






45. The study of the impact of humans on the environment






46. Anything that harms an organism






47. Anything in the environment that is used by people






48. The study of how living and nonliving things interact






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






50. Heat from the Earth's interior