The food chain always starts from ____?

The food chain always starts from ____?

کھانے کا سلسلہ ہمیشہ ____ سے شروع ہوتا ہے؟
Explanation

A food chain always begins with producers.

It usually green plants or algae, that make their own food through photosynthesis.

They provide the initial energy source for all other organisms (consumers and decomposers) in the food chain.