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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. A consumer that eats both plants and animals






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






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






4. The rate of which a plant grows at






5. The pattern of overlapping food chains in an ecosystem.






6. Mass destruction of most species






7. The variable that you manipulate






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






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






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






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






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






13. The largest population that an area can support






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






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






16. Something that breaks down into soil






17. An organism that obtains energy by feeding on other organisms






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






19. Anything that harms an organism






20. A chart with bars






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






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






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






24. The number of different species in an area






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






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






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






28. Heat from the Earth's interior






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






30. Resources supplied by nature






31. Flaw in design of procedure






32. Type of graph most often used for categorical data






33. A relationship in which both species benefit






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






35. Water stored in underground layers of soil and rock






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






37. Moving into a population






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






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






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






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






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






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






44. A living part of an organism's habitat






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






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






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






48. Illegal killing or removal of wildlife from their habitats






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






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