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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. Symbiotic relationship in which both species benefit from the relationship






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






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






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






5. Conclude by reasoning






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






7. Any animal that feeds on refuse and other decaying organic matter






8. Ecosystems of several types in which vegetation is surrounded by standing water during part or most of the year






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






10. A close relationship of mutual dependence






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






12. Organisms that live attached to or near the ocean floor






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






14. A nonrenewable energy resource formed from the remains of organisms that lived long ago; examples include oil - coal - and natural gas






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






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






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






18. Dense forest that receives high amounts of rain each year






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






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






21. Any animal that lives by preying on other animals






22. Conclude by reasoning






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






24. Any animal that feeds on flesh






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






26. Any animal that lives by preying on other animals






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






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






29. Ecosystems of several types in which vegetation is surrounded by standing water during part or most of the year






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






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






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






33. Organisms that live attached to or near the ocean floor






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






35. Dense forest that receives high amounts of rain each year






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






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






38. The amount of moisture in the air






39. The living organisms in an ecosystem






40. Animal hunted or caught for food






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






42. Water that flows over the ground surface rather than soaking into the ground






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






44. A relationship between two organisms in which one organism benefits and the other is unaffected






45. A close relationship of mutual dependence






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






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






48. Animals that hunt and eat other animals






49. Any nonliving component of an environment






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