Test your basic knowledge |

DSST Environmental Science - 2

Subjects : dsst, science
  • 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. By increasing the need for people to drive

2. Chemicals that cause cancer

3. A series of events in which one organism eats another and obtains energy

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

5. Rising sea level

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

7. The pattern of overlapping food chains in an ecosystem

8. Any substance that poses a chemical hazard

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

10. A living part of an organism's habitat

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

12. An organism that can make its own food

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

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

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

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

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

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

19. This draws people from urban areas to rural areas

20. The largest population that an area can support

21. A consumer that eats only plants

22. The mating of animals in zoos or wildlife preserves

23. Building up not out

24. An organism that breaks down wastes and dead organisms

25. A nonliving part of an organism's habitat

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

27. Taking in carbon dioxide from the atmosphere during photosynthesis

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

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

30. Shift of population from countryside to cities

31. Cooking oil - fuel - and medicines

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

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

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

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

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

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

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

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

40. Can result in a decrease of property damage

41. Causes a cooling effect

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

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

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

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

46. The reason why tigers living in warmer climates have thinner fur than tigers living in cool climates

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

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

49. Energy from the sun would be reflected back into space

50. Burning fossil fuels