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. Transmit information






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






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






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






5. An arid region with little or no vegetation






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






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






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






9. The living organisms in an ecosystem






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






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






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






13. Conclude by reasoning






14. Transmit information






15. The amount of moisture in the air






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






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






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






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






20. Animal hunted or caught for food






21. Any animal that feeds on flesh






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






23. Animal hunted or caught for food






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






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






26. Animals that hunt and eat other animals






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






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






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






30. Any animal that feeds on flesh






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






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






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






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






35. A close relationship of mutual dependence






36. An arid region with little or no vegetation






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






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






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






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






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






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






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






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






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






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






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






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






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






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