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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. Amount of land each person uses






2. The mating of animals in zoos or wildlife preserves






3. The loss of a natural habitat






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






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






6. Pollution from a factory near your school






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






8. Cooking oil - fuel - and medicines






9. Burning fossil fuels






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






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






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






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






14. By increasing the need for people to drive






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






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






17. The number of different species in an area






18. Watering crops

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






20. Bumps on the roots of certain plants






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






22. Viruses - bacteria and other organisms in the environment that harm human health






23. Chemicals that cause cancer






24. An organism that can make its own food






25. A virus or bacterium (organisms) that cause infectious diseases






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






27. A living part of an organism's habitat






28. A consumer that eats only plants






29. Has the highest amount of species diversity






30. This draws people from urban areas to rural areas






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






32. Habitat change and fragmentation






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






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






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






36. A nonliving part of an organism's habitat






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






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






39. Moving into a population






40. Making direct measurements






41. Concentrations of toxicants can be greatly multiplied with each step up the food chain






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






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






44. Fires that are set by humans






45. Manage - protect and reintroduce threatened and endangered species






46. Organism that carries pathogens






47. The practice of protecting the environment






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






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






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







Sorry!:) No result found.

Can you answer 50 questions in 15 minutes?


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