Question

What is an example of a microorganism acting in a harmful way? A) Bacteria spoiling food. B) Bacteria aiding digestion. C) Yeast used to make pizza crust. D) Fungi decomposing waste in a septic tank.

Answer 1

Bacteria spoiling food

Answer 2

Answer: A) Bacteria spoiling food.

Reasoning: If it is aiding digestion is is being helpful not harmful.

If it is being used to make a food it is being helpful.

If it is decomposing waste it is being helpful.