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. Transmit information






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






3. Any nonliving component of an environment






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






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






6. Transmit information






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






8. The living organisms in an ecosystem






9. Any animal that lives by preying on other animals






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






11. The amount of moisture in the air






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






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






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






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






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






17. Animal hunted or caught for food






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






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






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






21. An arid region with little or no vegetation






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






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






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






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






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






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






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






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






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






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






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






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






34. Conclude by reasoning






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






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






37. Any animal that lives by preying on other animals






38. Conclude by reasoning






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






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






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






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






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






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






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






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






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






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






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






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