We don't know because Cleopatra's tomb has not been found.
No, the ancient Egyptians did not have to worship their gods and goddesses, it was a part of their faith and belief that they chose to.
They are a part of the world's historic religions.
Gods and goddesses had always been a part of Roman religion of ancient times, as they spead out and other people became a part of Rome, those gods and goddesses became as Roman as the people.
Apollo is part of the greek myths about gods and goddesses so yes
Some gods and goddesses took part in creation, some brought the flood every year, some offered protection, and some took care of people after they died.
The plays were a celebration to the gods. The gods were given due deference and sacrifice.
The 12 Greek Olympians are:ZeusHeraAresHephaestusArtemisApolloAthenaAphroditeHermesPoseidonThere are four gods that are not always considered as part of the "twelve", but were at one point considered Olympians. They are:DemeterHestiaDionysusHades
they are times when someone of the gods or goddesses selebrate themselves and contribute to themselves it is part of Hindu religon
In ancient Egypt, the pharaoh was also the high priest and presided over all temples and shines of all the gods and goddesses; the people of Egypt would offer sacrifices, money, and gifts to the temples and the gods and goddesses they worshiped and a part of all that would go to the pharaoh.
A god or goddesses name was often part of a child's name - such as with Heracles - "Hera".
Other gods and goddesses, her father Zeus, her mother Leto, her brother Apollo. Also the myths and stories she takes part in.
Gods and goddesses are common in mythology but not always present in all fiction.