This document contains a series of questions and answers that define key terms related to biotic and abiotic factors, food chains, and the unique characteristics of the Pine Barrens soil environment. It introduces concepts like producers, consumers, decomposers, and trophic levels in food webs. Specific terms defined include biotic, abiotic, producers, consumers, decomposers, autotrophs, prey, carnivores, omnivores, water, fire, orchids, cranberries, tannic acid, topsoil, bedrock, soil components of sand silt and clay, loam soil, and the food chain.