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






3. Conclude by reasoning






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






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






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






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






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






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






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






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






12. Any animal that lives by preying on other animals






13. Animal hunted or caught for food






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






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






16. Any animal that feeds on flesh






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






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






19. Animals that hunt and eat other animals






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






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






22. The amount of moisture in the air






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






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






25. Transmit information






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






27. A close relationship of mutual dependence






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






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






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






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






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






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






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






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






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






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






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






39. The amount of moisture in the air






40. Any animal that feeds on flesh






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






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






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






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






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






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






47. The living organisms in an ecosystem






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






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






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