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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. Liphids - proteins - and carbohydrates






2. Rice - corn - potatos - wheat - soy beans






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






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






5. An environmental factor that causes a population to decrease






6. A consumer that eats both plants and animals






7. The effect of the IV






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






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






10. Wheat -bairley -corn....carbohydrates






11. The condition in which human needs are met in such a way that a human population can survive indefinitely






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






13. The largest population that an area can support






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






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






16. The introduction of pesticides and high-yield grains and better management during the 1960s and 1970s which greatly increased agricultural productivity






17. Organism that is killed






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






19. People who survive by searching for wild plants and animals; always move in small groups






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






21. The theory that increasing carbon dioxide in the atmosphere will raise Earth's average temperature






22. Illegal killing or removal of wildlife from their habitats






23. The process of changing free nitrogen gas into a usable form






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






25. All the different populations that live together in an area






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






27. Flaw in design of procedure






28. The practice of reducing energy use






29. An interaction in which one organism kills and eats another






30. Measure of quantity of food produced on a given area of land with limited inputs of energy and resources






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






32. A consumer that eats only animals






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






34. The act of restricting your food intake (or your intake of particular foods)






35. Anything in the environment that is used by people






36. Type of graph most often used for categorical data






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






38. Possible to use again






39. Leaving a population






40. A consumer that eats only plants






41. The rate of which a plant grows at






42. A living part of an organism's habitat






43. A chart with bars






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






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






46. The first species to populate the area






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






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






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






50. A graph that uses line segments to show changes that occur over time