Question

What are some ways that bacteria are useful in the world today? (Choose all that apply)

to develop new medicines to fight diseases

to cause illnesses and infections in humans

to clean up oil spills

to study a wide range of illnesses

Answer 1

Correct answers:
- to develop new medicines to fight diseases
- to clean up oil spills
- to study a wide range of illnesses

(“To cause illnesses and infections in humans” is true about some bacteria but that is harmful, not a useful role.)