There is a simple answer to your question Muskan
Doctors have become corrupt
Nothing new or old about this news
Well, I dont think that this is the only reason. Another reason as they mentioned is the over population of India. Thousands of men and women die daily. It is very difficult to dispose off the bodies. And, the bodies on which there is a legal formality like if it is a case of murder, the body cannot be disposed off quickly. This adds to the problem.