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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 rate of which a plant grows at






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






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






4. The amount of food production in a given area






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






6. A relationship in which both species benefit






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






8. Mistake in following procedure






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






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






11. The time when human begins first domesticated plants and animals and no longer relied entirely on hunting and gathering.






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






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






14. A consumer that eats only plants






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






16. Water stored in underground layers of soil and rock






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






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






19. The first species to populate the area






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






21. An environmental factor that causes a population to decrease






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






23. A chart with bars






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






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






26. A relationship in which one species benefits and the other is neither helped nor harmed






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






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






29. The study of how living and nonliving things interact






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






31. The organism that the parasite lives in or on






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






33. A species in danger of becoming extinct in the near future






34. The effect of the IV






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






36. Moving into a population






37. Resources supplied by nature






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






39. Flaw in design of procedure






40. A consumer that eats both plants and animals






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






42. Something that breaks down into soil






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






44. A living part of an organism's habitat






45. The process by which molecules of liquid absorb energy and change to gas






46. Possible to use again






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






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






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






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