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. Dense forest that receives high amounts of rain each year






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






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






4. Animal hunted or caught for food






5. Transmit information






6. Conclude by reasoning






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






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






9. Any animal that feeds on flesh






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






11. Animals that hunt and eat other animals






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






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






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






15. Any nonliving component of an environment






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






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






18. The amount of moisture in the air






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






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






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






22. The living organisms in an ecosystem






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






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






25. Animals that hunt and eat other animals






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






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






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






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






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






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






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






33. A close relationship of mutual dependence






34. Animal hunted or caught for food






35. Any animal that feeds on flesh






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






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






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






39. An arid region with little or no vegetation






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






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






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






43. A close relationship of mutual dependence






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






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






46. Any nonliving component of an environment






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






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






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






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