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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. Illegal killing or removal of wildlife from their habitats






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






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






4. Something that breaks down into soil






5. A living part of an organism's habitat






6. Flaw in design of procedure






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






8. A consumer that eats only plants






9. Anything that harms an organism






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






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






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






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






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






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






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






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






18. The movement or organisms from one place to another






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






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






21. An organism that breaks down wastes and dead organisms






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






23. Heat from the Earth's interior






24. An environmental factor that causes a population to decrease






25. A group of organisms that are physically similar and can mate with each other and produce offspring that can also mate and reproduce






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






27. A nonliving part of an organism's habitat






28. The first species to populate the area






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






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






31. Countries with less productive economies and a lower quality of life






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






33. Mistake in following procedure






34. Mass destruction of most species






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






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






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






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






39. Type of graph most often used for categorical data






40. The rate of which a plant grows at






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






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






43. Wheat -bairley -corn....carbohydrates






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






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






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






47. The disappearance of all members of a species from Earth






48. A severe shortage of food (as through crop failure) resulting in violent hunger and starvation and death






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






50. The organism that the parasite lives in or on