Test your basic knowledge |

3rd Grade Science Common Core

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. Producers take in carbon dioxide from the consumer






2. Forest....plants and algae






3. The organism a parasite lives on or in






4. A diagram that shows how energy in an ecosystem is used






5. Oxygen






6. Carbon dioxide






7. Several food chains that are connected






8. Consumers take in the oxygen that the producers make






9. We need them because they break down dead plants and animals






10. All the living things in an ecosystem






11. An organism that breaks down plant and animal material






12. Consumers give off carbon dioxide






13. Tiger - bear - fox - wolf






14. A series of organisims that depend on another for food






15. Producers - plant eaters - meat eaters






16. An organism that lives in or on another organism






17. Consumers take in the oxygen that the producers make






18. We need them because they break down dead plants and animals






19. Air - water - sun - shelter - food






20. Air - water - sun - shelter - food






21. Consumers give off carbon dioxide






22. The place where a plant or animal naturally lives or grows






23. Producers take in carbon dioxide from the consumer






24. A diagram that shows how energy in an ecosystem is used






25. Producers - plant eaters - meat eaters






26. Oxygen






27. Plant - grass - flower - trees






28. A squirrel and a nut






29. All the living and non living things in an environment






30. Tiger - bear - fox - wolf






31. A series of organisims that depend on another for food






32. Forest....plants and algae






33. The exchange of gasses between producers and consumers






34. They all die






35. An organism that eats the producer and other consumers






36. Several food chains that are connected






37. The organism a parasite lives on or in






38. Consumers eat producers and other consumers. Producers make their own food






39. Plants






40. All the living and non living things in an environment






41. Carbon dioxide






42. The place where a plant or animal naturally lives or grows






43. A squirrel and a nut






44. An organism that makes it's own food






45. All the members of a certain type of a living thing in an area






46. A tapeworm and a human






47. Producers give off oxygen as the make their own food






48. A tapeworm and a human






49. An organism that breaks down plant and animal material






50. All the members of a certain type of a living thing in an area