Biological material

Biological material may refer to:
 * Biological tissue, or just tissue
 * Biomass, living or dead biological matter, often plants grown as fuel
 * Biomass (ecology), the total mass of living biological matter
 * Biomaterials
 * Biocompatible materials and bioapplicable materials
 * Biomolecule, a chemical compound that naturally occurs in living organisms
 * Biotic material, from living things
 * Bio-based material, a processed biotic material
 * Cellular component, material and substances of which cells (and thus living organisms) are composed
 * Organic material (or organic matter), derived from living things or containing carbon
 * Viable material, capable of living, developing, or germinating under favorable conditions. (see: viability)
 * Body fluids