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






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






3. Any animal that feeds on flesh






4. Any nonliving component of an environment






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






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






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






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






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






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






11. Conclude by reasoning






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






13. The amount of moisture in the air






14. The amount of moisture in the air






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






16. Animals that hunt and eat other animals






17. Any animal that lives by preying on other animals






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






19. Any nonliving component of an environment






20. Transmit information






21. Animal hunted or caught for food






22. A close relationship of mutual dependence






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






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






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






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






27. An arid region with little or no vegetation






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






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






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






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






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






33. The living organisms in an ecosystem






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






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






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. Animal hunted or caught for food






39. An arid region with little or no vegetation






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






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






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






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






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






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






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






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






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






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






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