Lord Ganesha wrote Mahabharata and Ved Vyas dictated it.
Lord Ganesha lost his tusk while writing Mahabharata.
yes
The Mahabarata was written by Ved Vyasa.
Lord Ganesha lost his tusk.
Maharishi Vyas was telling the story and Lord Ganesha was writing it down.
Lord Ganesha broke his own teeth while writing Mahabharata.
The character who lost his teeth while writing the Mahabharata is Vedavyasa, also known simply as Vyasa. According to legend, he was so absorbed in the composition of the epic that he did not notice the passage of time or the physical toll it took on him. As a result, he lost his teeth in the process of writing. This story highlights the dedication and intensity with which he approached the monumental task of compiling the Mahabharata.
The original name of the Mahabharata is Mahabharata.
Yes, Mahabharata is a true story.
the earliest Hindu scriptures were the vedas
There are number of heroic things that Arjuna do in Mahabharata. The list is long and beyond the scope. Better you read the Mahabharata. Rather study the Mahabharata.
Ajaamila is personality who comes in Srimadbhagavata, not in Mahabharata