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DSST Environmental Sciences Vocab

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 process in which the changes that make organisms better suited to their environments develop






2. The first species to populate the area






3. Wheat -bairley -corn....carbohydrates






4. An organism that obtains energy by feeding on other organisms






5. Flaw in design of procedure






6. Evaluation of the short-term and long-term risks associated with a particular activity or hazard






7. The typical weather pattern in an area over a long period of time






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






9. The process by which molecules of liquid absorb energy and change to gas






10. Liphids - proteins - and carbohydrates






11. A graph that uses dots to compare rate of change over time






12. A measure of human demand on the Earth's ecosystems






13. A relationship in which both species benefit






14. A nonliving part of an organism's habitat






15. The issue where humans don't take care of the Earth.






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






17. Struggle between organisms to survive in a habitat with limited resources






18. Moving into a population






19. Behaviors and physical characteristics of species that allow them to live successfully in their environment






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






21. A grid that displays the data plotted in a chart.






22. A relationship that involves one organism living on or inside another organism and harming it






23. Organism that does the killing






24. The group that does not receive the experimental treatment.






25. The number of different species in a given area






26. The rate of which a plant grows at






27. In an experiment - the group of participants that recieves the manipulation






28. The pattern of overlapping food chains in an ecosystem.






29. Organism that is killed






30. Situation in which people acting individually and in their own interest use up commonly available but limited resources - creating disaster for the entire community






31. Farmers who raise food and animals mainly to feed their own families






32. Heat from the Earth's interior






33. The largest population that an area can support






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






35. A resource that is not able to be reused - or cannot be replenished quickly






36. Capable of being broken down by bacteria or other decomposers






37. The study of the impact of humans on the environment






38. The amount of food production in a given area






39. The continuous process by which water moves from Earth's surface to the atmosphere and back






40. Mistake in following procedure






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






42. A material that cannot be recycled or reused






43. A living part of an organism's habitat






44. A consumer that eats only animals






45. A severe shortage of food (as through crop failure) resulting in violent hunger and starvation and death






46. Water stored in underground layers of soil and rock






47. An organism that breaks down wastes and dead organisms






48. Something that does not completely break down into the soil






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






50. The number of different species in an area