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DSST Environmental Science - 2

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. This draws people from urban areas to rural areas






2. The disappearance of a particular population from a given area - but not from the entire species globally






3. Relieving a nation from repaying some of the money it owes other nations in exchange for protecting its biodiversity






4. A disease that has appeared in the human population for the first time or that has existed for a while but is increasing rapidly and spreading around the world






5. Provide wood






6. Has the highest amount of species diversity






7. Help improve the standard of living for residents






8. Organism that carries pathogens






9. Taking in carbon dioxide from the atmosphere during photosynthesis






10. Plan to establish an 8000 kilometer long strip of land to rejoin fragments of tiger habitat






11. The number of different species in an area






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






13. A natural pattern in which species diversity generally increases toward the equator






14. An amount of a renewable resource that can be harvested regularly without reducing the future supply






15. A consumer that eats only plants






16. The highest level of biodiversity






17. Are carefully controlled






18. An organism that is killed and eaten by another organism






19. The amount of carbon dioxide emissions for which an individual or group is responsible






20. Amount of land each person uses






21. The largest population that an area can support






22. Any substance that poses a chemical hazard






23. A carnivore that feeds on the bodies of dead organisms






24. Anything in the environment that is used by people is called a natural resource






25. Contamination of land - water - or air






26. The form of transportation that uses the most energy per passenger mile






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






28. Global phenomenon that has caused some organisms to move toward the poles and to higher altitude






29. Manage - protect and reintroduce threatened and endangered species






30. When fish are caught faster than they can breed - causing the populatio to decrease






31. Rising sea level






32. The loss of a natural habitat






33. A consumer that eats both plants and animals






34. Moving into a population






35. The reason why tigers living in warmer climates have thinner fur than tigers living in cool climates






36. Watering crops

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37. Causes a cooling effect

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38. An organism that obtains energy by feeding on the other organisms






39. A large area heavily populated like Miami - Florida or Toledo - Ohio






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






41. Making direct measurements






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






43. A species that is at risk of extinction






44. Species that are carried to a new location by people






45. An organism that can make its own food






46. The study of the natural processes that occur in the environment and how humans can affect them






47. Illegal killing or removal of wildlife from their habitats






48. The process of cutting down all the trees in an area at once






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






50. Chemical hazard that was once found in paint - young children are frequently tested for this







Sorry!:) No result found.

Can you answer 50 questions in 15 minutes?


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