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






2. A consumer that eats only animals






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






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






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






6. Chemicals that cause cancer






7. The probability that a hazard will cause a harmful response






8. An area with a large population of valuable ocean organisms






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






10. Making direct measurements






11. Rising sea level






12. Are carefully controlled






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






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






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






16. Sex - weight - and health issues






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






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






19. Any substance that poses a chemical hazard






20. An organism that can make its own food






21. Causes a cooling effect

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


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






23. One way zoos and aquariums help increase wildlife populations






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






25. This draws people from urban areas to rural areas






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






27. The amount of carbon dioxide emissions for which an individual or group is responsible






28. The pattern of overlapping food chains in an ecosystem






29. Can result in a decrease of property damage






30. Shift of population from countryside to cities






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






32. Pollution from a factory near your school






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






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






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






36. Leaving a population






37. Contamination of land - water - or air






38. Amount of land each person uses






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






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






41. Illegal killing or removal of wildlife from their habitats






42. A relationship between two species in which both species benefit






43. Burning fossil fuels






44. Chemicals that causes harm to embryos and fetuses






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






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






47. Fires that are set by humans






48. A consumer that eats both plants and animals






49. The number of different species in an area






50. Help improve the standard of living for residents