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. The exchange of gasses between producers and consumers






2. Tundra - dessert - rain forest - ocean - pond - lake






3. The exchange of gasses between producers and consumers






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






5. An organism that breaks down plant and animal material






6. An organism that makes it's own food






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






8. An organism that makes it's own food






9. Air - water - sun - shelter - food






10. Oxygen






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






12. Consumers give off carbon dioxide






13. Consumers take in the oxygen that the producers make






14. A tapeworm and a human






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






16. An organism that lives in or on another organism






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






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






19. Air - water - sun - shelter - food






20. The organism a parasite lives on or in






21. An organism that eats the producer and other consumers






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






23. Tundra - dessert - rain forest - ocean - pond - lake






24. Producers take in carbon dioxide from the consumer






25. Producers take in carbon dioxide from the consumer






26. All the living things in an ecosystem






27. Plants






28. An organism that lives in or on another organism






29. Producers - plant eaters - meat eaters






30. An organism that eats the producer and other consumers






31. Tiger - bear - fox - wolf






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






33. Consumers give off carbon dioxide






34. Forest....plants and algae






35. A squirrel and a nut






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






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






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






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






40. An organism that breaks down plant and animal material






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






42. Several food chains that are connected






43. Consumers take in the oxygen that the producers make






44. Carbon dioxide






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






46. A tapeworm and a human






47. Several food chains that are connected






48. Plant - grass - flower - trees






49. Tiger - bear - fox - wolf






50. Producers - plant eaters - meat eaters