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






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






3. Conclude by reasoning






4. The amount of moisture in the air






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






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






7. Any animal that feeds on flesh






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






9. Any animal that lives by preying on other animals






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






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






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






13. Transmit information






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






15. The living organisms in an ecosystem






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






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






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






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






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






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






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






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






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






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






26. Transmit information






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






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






29. Any animal that lives by preying on other animals






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






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






32. The living organisms in an ecosystem






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






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






35. Animal hunted or caught for food






36. Any nonliving component of an environment






37. Any nonliving component of an environment






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






39. A close relationship of mutual dependence






40. Animals that hunt and eat other animals






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






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






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






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






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






46. An arid region with little or no vegetation






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






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






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






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