Some Bacteria do not need and will even die in the presence of oxygen. They would thrive and probably evolve.
the earth would die
most plants and animals would die due to the lack of food and oxygen
We would all die. As there won't be enough oxygen for us to breathe in.
If Earth had twice as much oxygen as it does, fires would start easier and burn hotter. Arthropods (insects, spiders and the like) could be a good deal larger than they are now.
there would be no oxygen on earth.
the earth would die
we would be dead
If the sun exploded it would not give us oxygen; it would simply vaporize Earth.
all human and animal activity would die
You will die
most plants and animals would die due to the lack of food and oxygen
we well not get oxygen and all earth get die
Humans would die, because plants make our oxygen
The earth would eventually run out of oxygen. All animals would eventually die.
there would be nothing giving us oxygen and every living thing would suffocate.
we will die because there is no oxygen to breathe in
We would all die. As there won't be enough oxygen for us to breathe in.