Now here are some of the interesting facts and figures of the Human Body which are important from exam perspective. The sound made by necks, backs, knuckles and other joints when they're cracked is the sound of bubbles popping in the joints' fluid. A human baby has over 60 more bones than an Adult. Your body has enough iron in it to make a metal nail 3 inches long.
Here are the short notes of "Living Organism Classification" which will help you in your exams like SSC, Banking and other competitive examinations. The scientific way of grouping, identifying and naming of living organisms on the basis of certain characteristics is called “Classification”. Systems of Classification