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






2. Transmit information






3. A close relationship of mutual dependence






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






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






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






7. A close relationship of mutual dependence






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






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






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






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






12. Conclude by reasoning






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






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






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






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






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






18. Any animal that feeds on flesh






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






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






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






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






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






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






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






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






27. Animal hunted or caught for food






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






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






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






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






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






33. Any animal that lives by preying on other animals






34. Conclude by reasoning






35. Any animal that lives by preying on other animals






36. Any nonliving component of an environment






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






38. The living organisms in an ecosystem






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






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






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






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






43. The living organisms in an ecosystem






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






45. Animal hunted or caught for food






46. The amount of moisture in the air






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






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






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






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