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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. Burning fossil fuels






2. Loud noises in the air like jack hammers - loud car stereos - etc...






3. Habitat change and fragmentation






4. A living part of an organism's habitat






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






6. Illegal killing or removal of wildlife from their habitats






7. Transportation systems - communications systems - water services - power supplies - and schools






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






9. Land that is sparsely populated and has few buildings or roads






10. The practice of protecting the environment






11. The organism that does the killing in a predation interaction






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






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






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






15. Manage - protect and reintroduce threatened and endangered species






16. A relationship in which one organism lives on or in a host and harms it






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






18. Fires that are set by humans






19. Can result in a decrease of property damage






20. Rising sea level






21. The breaking of a habitat into smaller - isolated pieces






22. One way zoos and aquariums help increase wildlife populations






23. Building up not out






24. Resulted in suppression of all forest fires

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25. Using public transportation






26. A group of land ecosystems with similar climates and organisms






27. The most direct way in which biodiverstiy can provide a source of income






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






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






30. 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






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






32. Bumps on the roots of certain plants






33. Are carefully controlled






34. The study of how living things interact with each other and their environment






35. Amount of land each person uses






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






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






38. Chemicals that cause cancer






39. Sex - weight - and health issues






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






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






42. Cooking oil - fuel - and medicines






43. Increase the stability of an ecosystem






44. A consumer that eats only plants






45. Sikhote-Alin mountains and the Siberian tigers living there are separated from other mountains by this






46. Organism that carries pathogens






47. The struggle between organisms to survive as they attempt to use the same limited resource






48. The highest level of biodiversity






49. Leaving a population






50. This draws people from urban areas to rural areas







Sorry!:) No result found.

Can you answer 50 questions in 15 minutes?


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