Alaska's biggest export is oil.
The nouns in the sentence, "What food is Alaska's most important product?" are:food, a common noun;Alaska, a proper noun, the name of a specific place;product, a common noun.
oil
fishing and lumber
Seafood
Alaska is a minor dairy production state and it does produce eggs and broilers.
Gold, Oil and seafood.
Alaska
produce is used in agriculture product is used in manufacturing
Oil and natural gas.
produce or product
Alaska is one of the largest producers of petroleum and gas. Seafood is also a main product in Alaska. Exported products include salmon, crab, and cod.