Partially. Corn is the big one that requires wind or humans. Rest of the staples do not

Potatoes and sweet potatoes are tubers. I started growing this year and learned a lot about it just from my backyard. No pollination

For example cucumbers not staple nor are peppers. Cucumbers need a bee or insect to pollinate unless the type that doesn’t. But they are low in calories so not staple and more perishable