Question

what make fruits and vegetables a natural resource

Answer 1

First of all, Natural Resources are the Resources that exist in nature and satisfies human needs.
Secondly, human beings require energy to grow and work, this energy we get from food. And we know that fruits and vegetables are the most common and important food for us.

NOW combine these and you will get your answer i.e.,

Fruits and vegetables gives us energy and strength to grow and work and satisfies or need of food so they are Resources and as we gay these directly from nature so they are Natural resources.