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. Animals that hunt and eat other animals






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






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






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






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






6. Transmit information






7. The living organisms in an ecosystem






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






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






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






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






12. The amount of moisture in the air






13. An arid region with little or no vegetation






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






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






16. Animals that hunt and eat other animals






17. Transmit information






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






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






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






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






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






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






24. Any animal that lives by preying on other animals






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






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






27. The living organisms in an ecosystem






28. Animal hunted or caught for food






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






30. Animal hunted or caught for food






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






32. The amount of moisture in the air






33. Conclude by reasoning






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






35. A close relationship of mutual dependence






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






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






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






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






40. Animal hunted or caught for food






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






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






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






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






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






46. Any nonliving component of an environment






47. Any animal that lives by preying on other animals






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






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






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