Explain why autotroph‘s are also known as producers

Autotrophs are organisms capable of making their own food from inorganic substances (like plants do with carbon dioxide, water, and sunlight).

A producer is an organism that produces its own food.

They are synonymous words (have the same meaning).

B.) nitrogen fixationnitrogen fixation is the process of nitrogen molecules seeping into the soil and inside plant roots and bacteria. it gives more "life" to plants

It starts at stage three hop this