Hindus have four basic holy books. They are called vedas, and several other books as Mahabharata & Ramayana & Geeta.
Yes. Mahabharata is one of the many Holy / Sacred books of Hinduism
There are many books for Hinduism. Ramayana and Mahabharata are the two important holy books of Hinduism. Bhagavad Gita [The technical part of Book 6 of the Mahabharata] is also the world famous one.
The book of Exodus IS one of the Jewish holy texts. It does not "observe" holy texts.
One of the Yezidi holy books is the Meshaf Resh.
There is not one.
BaMidbar (Numbers).
Rigved is one of the early Holy scriptures of the Hindus. Parts of it are recited as prayers and during festivals and religious occasions.
There isn't anything called a Hindu diet. However, Hinduism does encourage vegetarianism. Hence, one does find many vegetarians amongst Hindus. Another thing to note is that most Hindus prefer not to eat beef as cow is considered holy.
The Bible(which they call the Holy Pibi).
There are different holy books - books considered holy by one religious group or another. Please clarify what specific book you are talking about.
Sikhs and Jews do not share any of the same holy books.
We have many holy books, hundreds of them. We consider a book holy if it can guide one in life. So there are Vedas, Gita, Upanishads, Puranas, and many more.