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






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






3. A close relationship of mutual dependence






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






5. Animals that hunt and eat other animals






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






7. The living organisms in an ecosystem






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






9. The living organisms in an ecosystem






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






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






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






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






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






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






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






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






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






19. Any animal that lives by preying on other animals






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






21. An arid region with little or no vegetation






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






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






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






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






26. Any animal that feeds on flesh






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






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






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






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






31. The amount of moisture in the air






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






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






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






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






36. Animal hunted or caught for food






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






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






39. The amount of moisture in the air






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






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






42. Any nonliving component of an environment






43. A close relationship of mutual dependence






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






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






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






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






48. Transmit information






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






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