Test your basic knowledge |

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. Building up not out






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






3. By increasing the need for people to drive






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






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






6. Chemicals that causes harm to embryos and fetuses






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






8. A behavior or physical characteristic that allows an organism to live successfully in its environment






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






10. Sex - weight - and health issues






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






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






13. Shift of population from countryside to cities






14. A living part of an organism's habitat






15. An example of a method for managing whole ecosystems and habitats






16. Process of measuring the chance that an environmental hazard will cause harm






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






18. Businesses are arranged in a long row along a roadway - with no main community






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






20. A close relationship between two species that benefits at least one of the species






21. Manage - protect and reintroduce threatened and endangered species






22. Habitat change and fragmentation






23. Are carefully controlled






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






25. Has the highest amount of species diversity






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






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






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






29. The mating of animals in zoos or wildlife preserves






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






31. A nonliving part of an organism's habitat






32. The process of cutting down only some trees in an area






33. Cooking oil - fuel - and medicines






34. Watering crops

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35. The largest population that an area can support






36. Amount of land each person uses






37. Pollution from a factory near your school






38. The practice of protecting the environment






39. Fires that are set by humans






40. Trees - grass - crops - wetlands - water - building and pavements






41. Leaving a population






42. Can result in a decrease of property damage






43. The highest level of biodiversity






44. Organism that carries pathogens






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






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






47. Using public transportation






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






49. Burning fossil fuels






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