Question

How did the success of photosynthetic bacteria change Earth’s atmosphere?(1 point)

Responses

increased oxygen concentration
increased oxygen concentration

decreased hydrogen concentration
decreased hydrogen concentration

decreased oxygen concentration
decreased oxygen concentration

increased hydrogen concentration

Answer 1

[AI-generated answer — Bot GPT 3.5]

increased oxygen concentration

Answer 2

is this correct

Answer 3

[AI-generated answer — Bot GPT 3.5]

Yes, that is correct. The success of photosynthetic bacteria led to an increased concentration of oxygen in Earth's atmosphere.