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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. The breaking of a habitat into smaller - isolated pieces






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






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






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






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






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






7. Rising sea level






8. A consumer that eats both plants and animals






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






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






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






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






13. Leaving a population






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






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






16. Help improve the standard of living for residents






17. Soil - fresh water - wild animals - and timber






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






19. Sex - weight - and health issues






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






21. The mating of animals in zoos or wildlife preserves






22. Contamination of land - water - or air






23. Making direct measurements






24. The pattern of overlapping food chains in an ecosystem






25. A living part of an organism's habitat






26. This draws people from urban areas to rural areas






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






28. Organism that carries pathogens






29. Fires that are set by humans






30. Burning fossil fuels






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






32. The amount of replacement is equal to the amount harvested






33. Taking in carbon dioxide from the atmosphere during photosynthesis






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






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






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






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






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






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






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






41. Moving into a population






42. A consumer that eats only plants






43. Refers to an increase in Earth's average surface temperature






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






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






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






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






48. The practice of protecting the environment






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






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







Sorry!:) No result found.

Can you answer 50 questions in 15 minutes?


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