Yes, it is.
its pretty much everywhere. anything containing carbon is biomass. dirt is biomass. poop is biomass. a tree is biomass. you are biomass. so is your dog.. so, yeah; its pretty easy to get your hands on.
Sun sends sunshine to earth. Sunshine helps plant grow. Plants feed animals. Plant die and decay, Animals poop, poop decays, animals die and decay. All that decayed stuff makes biomass.
Burning biomass to make ethanol and bio-diesel.
aids
chemical bonds
It makes you poop because it makes you excersize which trims fat and helps make you poop.
Yes, flax does make you poop. According to Professor Saliniller, the oil that comes off of the seed, when eaten, can make you poop!!!
Think of the earth as a big biomass, It made all the oil and gas. Now if we do it with trash or biodegradable things we make the gas, So the earth is a big biomass and we have to make our own little ones to make gas.
Update: if you write :poop: on facebook there should be a little poop icon
Move it's poop to the place where you want it to poop. Move it's poop to the place where you want it to poop.
Cooked vegetables will make you poop. Especially corn and broccoli