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






2. Heat from the Earth's interior






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






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






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






6. When a large fraction of the resource has been used up






7. Water stored in underground layers of soil and rock






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






9. Anything that harms an organism






10. Resources supplied by nature






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






12. An interaction in which one organism kills and eats another






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






14. The effect of the IV






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






16. Moving into a population






17. The largest population that an area can support






18. The first species to populate the area






19. Something that breaks down into soil






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






21. The organism that the parasite lives in or on






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






23. Leaving a population






24. Mass destruction of most species






25. An organism that breaks down wastes and dead organisms






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






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






28. A consumer that eats both plants and animals






29. The number of different species in a given area






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






31. Type of graph most often used for categorical data






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






33. A consumer that eats only animals






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






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






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






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






38. The variable that you manipulate






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






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






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






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






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






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






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






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






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






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






49. Organism that is killed






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