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






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






3. Are carefully controlled






4. A consumer that eats both plants and animals






5. 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






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






7. An organism that can make its own food






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






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






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






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






12. Chemicals that causes harm to embryos and fetuses






13. Rising sea level






14. Organism that carries pathogens






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






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






17. Sex - weight - and health issues






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






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






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






21. Chemicals that cause cancer






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






23. Manage - protect and reintroduce threatened and endangered species






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






25. Illegal killing or removal of wildlife from their habitats






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






27. The mating of animals in zoos or wildlife preserves






28. Have a greater sensitivity to environmental hazards than any other group






29. A region that has many different types of organism is described as having a high level of this






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






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






32. One way zoos and aquariums help increase wildlife populations






33. The most effective way of preserving biodiversity by protecting whole ecosystems






34. Amount of land each person uses






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






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






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






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






39. Leaving a population






40. The role of an organism in its habitat - or how it makes its living






41. Habitat change and fragmentation






42. A consumer that eats only plants






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






44. An organism that breaks down wastes and dead organisms






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






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






47. Causes a cooling effect

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48. The clearing of a forest and replacing it with another land use






49. The practice of protecting the environment






50. By increasing the need for people to drive