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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. Dense forest that receives high amounts of rain each year






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






3. Animal hunted or caught for food






4. Animal hunted or caught for food






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






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






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






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






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






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






11. Any animal that lives by preying on other animals






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






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






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






15. A close relationship of mutual dependence






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






17. A biome with four seasons - plants shed leaves in the fall and grow new ones in the spring.






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






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






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






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






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






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






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






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






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






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






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






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






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






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






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






33. Animals that hunt and eat other animals






34. Animal hunted or caught for food






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






36. Any animal that lives by preying on other animals






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






38. An arid region with little or no vegetation






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






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






41. Animal hunted or caught for food






42. The living organisms in an ecosystem






43. Any nonliving component of an environment






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






45. The amount of moisture in the air






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






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






48. Any animal that feeds on flesh






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






50. The amount of moisture in the air







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Can you answer 50 questions in 15 minutes?


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