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. A close relationship of mutual dependence






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






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






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






6. Animal hunted or caught for food






7. Animal hunted or caught for food






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






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






10. The amount of moisture in the air






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






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






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






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






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






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






17. Transmit information






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






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






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






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






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






23. Any animal that feeds on flesh






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






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






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






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






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






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






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






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






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






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






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






35. An arid region with little or no vegetation






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






37. Any animal that feeds on flesh






38. Animals that hunt and eat other animals






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






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






41. Conclude by reasoning






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






43. The amount of moisture in the air






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






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






46. Transmit information






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






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






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






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