UnScramble this Word: o r s o t n u w?

Questions

How many laps are there in a Speedway race?

Apart from eggs, what is the other essential ingredient in 'Eggs Florentine'?

What was a big hit for the pipes, drums, and military band of the Royal Scots Dragoon Guards in 1972?

In which 1973 film did Yul Brynner play an indestructible robot gunslinger?

What is defined as "The fruit of the oak, beech, chestnut, and other forest trees, on which swine feed"?