What is the definition of producer 5th grade?

Answer 1

A producer is a plant that uses sunlight to make it's own food.

Examples:

Grass, Water Lillie's, Sunflowers, Corn

Plants like mushrooms and other fungi are decomposers which you will probably learn about in a couple days.

Answer 2

A producer is an organism that makes its own food through photosynthesis or chemosynthesis. This is usually plants, algae, or some bacteria. They are an essential part of the food chain, providing energy for other organisms.