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. An arid region with little or no vegetation






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






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






5. Animals that hunt and eat other animals






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






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






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






9. Conclude by reasoning






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






11. Animal hunted or caught for food






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






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






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






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






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






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






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






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






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






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






22. The amount of moisture in the air






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






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






25. Any nonliving component of an environment






26. Any nonliving component of an environment






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






28. The amount of moisture in the air






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






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






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






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






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






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






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






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






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






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






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






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






41. A close relationship of mutual dependence






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






43. Conclude by reasoning






44. Animal hunted or caught for food






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






46. Transmit information






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






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






49. An arid region with little or no vegetation






50. The living organisms in an ecosystem