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. The organism that does the killing in a predation interaction






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






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






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






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






6. Resulted in suppression of all forest fires

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


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






8. Burning fossil fuels






9. Fires that are set by humans






10. Water vapor and carbon dioxide that trap heat near the earth






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






12. Organism that carries pathogens






13. Are carefully controlled






14. The breaking of a habitat into smaller - isolated pieces






15. Chemicals that causes harm to embryos and fetuses






16. A consumer that eats only animals






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






18. Watering crops

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


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






20. The mating of animals in zoos or wildlife preserves






21. Illegal killing or removal of wildlife from their habitats






22. The most direct way in which biodiverstiy can provide a source of income






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






24. Shift of population from countryside to cities






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






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






27. Pollution from a factory near your school






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






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






30. Provide wood






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






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






33. Causes a cooling effect

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


34. Amount of land each person uses






35. The practice of protecting the environment






36. Cooking oil - fuel - and medicines






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






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






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






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






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






42. Any substance that poses a chemical hazard






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






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






45. A relationship in which one organism lives on or in a host and harms it






46. Moving into a population






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






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






49. A species that could become endangered in the near future






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