are bacteria a producer or a decomposer?

Answer 1

Bacteria can be both producers and decomposers. Some bacteria, known as autotrophic bacteria, are producers as they can produce their own food through photosynthesis or chemosynthesis. This means they can convert inorganic substances into organic compounds. On the other hand, some bacteria, known as heterotrophic bacteria, are decomposers as they break down organic matter and obtain energy by feeding on dead organisms or organic waste.