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. The living organisms in an ecosystem






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






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






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






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






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






7. Transmit information






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






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






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






11. The living organisms in an ecosystem






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






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






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






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






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






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






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






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






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






21. Any nonliving component of an environment






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






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






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






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






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






27. Any animal that feeds on flesh






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






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






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






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






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






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






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






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






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






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






38. Animal hunted or caught for food






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






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






41. Animals that hunt and eat other animals






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






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






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






45. Animal hunted or caught for food






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






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






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






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






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