Answer:
Producers
Step-by-step explanation:
In an ecosystem, a species which is able to produce food for itself and others is known as producers.
All green plants and other auto-trophic organism that consists of photosynthetic pigments have the capability to entrap sunlight and convert it into chemical energy (within the food).
Thus, all organism that have photosynthetic pigment are able to produce food and hence are known as producer.