Question

what is roughage how it useful for our body​

Answer 1

It is sometimes called roughage or bulk. ... Fiber isimportant for keeping the digestive tract working smoothly. Since we do not digest it, the fiber in food passes into the intestine and absorbs water.The undigested fiber creates "bulk" so themuscles in the intestine can push waste out of the body.

Answer 2

Roughage is simply referred as dietary fiber. It is the indigestible portion of food obtain from plants.