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






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






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






5. Conclude by reasoning






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






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






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






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






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






11. Animals that hunt and eat other animals






12. A close relationship of mutual dependence






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






14. Transmit information






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






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






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






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






19. An arid region with little or no vegetation






20. The amount of moisture in the air






21. The living organisms in an ecosystem






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






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






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






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






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






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






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






29. Any nonliving component of an environment






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






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






32. Any nonliving component of an environment






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






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






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






36. Animal hunted or caught for food






37. The living organisms in an ecosystem






38. Any animal that feeds on flesh






39. Animal hunted or caught for food






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






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






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






43. Any animal that feeds on flesh






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






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






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






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






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






49. Animal hunted or caught for food






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