Test your basic knowledge |

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






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






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






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






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






6. Transmit information






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






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






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






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






11. The living organisms in an ecosystem






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






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






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






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






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






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






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






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






20. Conclude by reasoning






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






22. Animal hunted or caught for food






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






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






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






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






27. Transmit information






28. The amount of moisture in the air






29. An arid region with little or no vegetation






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






31. Any nonliving component of an environment






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






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






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






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






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






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






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






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






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






41. The living organisms in an ecosystem






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






43. Conclude by reasoning






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






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






46. Any animal that lives by preying on other animals






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






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






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






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