Relier Pairs Science Ch 2 MatchingVersion en ligne Mr. Hubbard's 6th Grade Science Ch 2 par Maureen Waters 1 Decomposers 2 Autotrophs 3 Photosynthesis 4 Needs of all Living Things 5 Trophic Level 6 Heterotrophs 7 Omnivores and Carnivores Energy levels within a food chain Receives 0.1% of the suns original energy Secondary Consumers Water Energy Living Space Stable Internal Conditions Producers Sugar made by plants second level of the trophic pyramid