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






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






3. Anything in the environment that is used by people






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






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






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






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






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






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






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






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






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






13. Mistake in following procedure






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






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






16. The effect of the IV






17. The largest population that an area can support






18. Anything that harms an organism






19. A consumer that eats only plants






20. The number of different species in a given area






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






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






23. Organism that is killed






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






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






26. A relationship that involves one organism living on or inside another organism and harming it






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






28. Leaving a population






29. A higer demand of that limited product the the price goes up






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






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






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






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






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






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






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






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






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






39. The number of different species in an area






40. A nonliving part of an organism's habitat






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






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






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






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






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






46. Organism that does the killing






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






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






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






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