Misc: at 4,260 feet, what is the longest single bridge span in the us??

Questions

What is the alternative name of the foodstuff called scallions?

If you saw the word 'sag' on an Indian menu, which vegetable would it signify?

If you saw the word 'aloo' on an Indian menu, which vegetable would it stand for?

What is the name of the Kellogg's cereal prefixed with the word 'Optima'?

The foodstuff 'carambola' is known by what alternative name?