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Common Core Ecosystem

Subjects : common-core, 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 movement of carbon from the nonliving environment into living things and back






2. Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten






3. A group of organisms of the same species populating a given area






4. The process of changing from a gaseous to a liquid or solid state






5. A group of interdependent organisms inhabiting the same region and interacting with each other






6. Tiny - free-floating organisms that occur in aquatic environments






7. The process by which water changes from liquid form to an atmospheric gas






8. A vast - level - treeless plain in the arctic regions. The ground beneath the surface of the tundras is frozen even in summer






9. One organism lives on or inside another organism and harms it






10. A group of interdependent organisms inhabiting the same region and interacting with each other






11. Any nonliving component of an environment






12. Process by which plants use the sun's energy to convert water and carbon dioxide into sugars






13. A close relationship of mutual dependence






14. The amount of moisture in the air






15. The cycle in which nitrogen gas is changed into forms of nitrogen that plants can use






16. The continuous movement of water between Earth's surface and the air - changing from liquid to gas to liquid






17. An arid region with little or no vegetation






18. Animals that hunt and eat other animals






19. Conclude by reasoning






20. The land area that supplies water to a river system






21. Animal hunted or caught for food






22. Symbiotic relationship in which both species benefit from the relationship






23. (ecology) a community of organisms where there are several interrelated food chains






24. Any animal that lives by preying on other animals






25. Area of shore between the high-tide and low-tide lines






26. Any nonliving component of an environment






27. Overall weather in an area over a long period of time






28. An animal that feeds on both animal and vegetable substances






29. The movement of carbon from the nonliving environment into living things and back






30. The amount of moisture in the air






31. The process by which water changes from liquid form to an atmospheric gas






32. The status of an organism within its environment and community (affecting its survival as a species)






33. Area of shore between the high-tide and low-tide lines






34. An animal that feeds on both animal and vegetable substances






35. The branch of biology concerned with the relations between organisms and their environment






36. Animal hunted or caught for food






37. Animal hunted or caught for food






38. The type of environment in which an organism or group normally lives or occurs






39. The falling to earth of any form of water (rain or snow or hail or sleet or mist)






40. Living and nonliving things in an environment - together with their interactions






41. Any animal that feeds on flesh






42. Free-swimming animals that can move throughout the water column






43. The living organisms in an ecosystem






44. Process by which plants use the sun's energy to convert water and carbon dioxide into sugars






45. Tiny - free-floating organisms that occur in aquatic environments






46. Living and nonliving things in an environment - together with their interactions






47. Overall weather in an area over a long period of time






48. Any animal that feeds chiefly on grass and other plants






49. The type of environment in which an organism or group normally lives or occurs






50. Conclude by reasoning