geography: Which country celebrates nov 2nd as a National holiday - The day of the Dead?

Questions

What is the name for the theoretical end-product of the gravitational collapse of a massive star?

What is the name used to describe the 'minor planets'?

What is the term for the path followed a by a small body around a massive body in space?

The two sexes of humans are male and ?

This poisonous, oily liquid occurs in tobacco leaves?