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. Symbiotic relationship in which both species benefit from the relationship






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






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






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






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






6. Animals that hunt and eat other animals






7. Animal hunted or caught for food






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






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






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






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






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






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






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






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






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






17. Animal hunted or caught for food






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






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






20. Any animal that feeds on flesh






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






22. A close relationship of mutual dependence






23. The amount of moisture in the air






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






25. The living organisms in an ecosystem






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






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






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






29. Animals that hunt and eat other animals






30. Any animal that lives by preying on other animals






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






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






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






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






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






36. Conclude by reasoning






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






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






39. A close relationship of mutual dependence






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






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






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






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






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






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






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






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






48. Transmit information






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






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