We need oxygen for our cells to be able to convert food into energy. We breath in order to bring oxygen from the air into our bodies and carry it in the blood to our cells.
Because we practice aerobic respiration we would die without oxygen. Some things, particularly many bacteria, can live without oxygen because they respire anaerobically.
Spacecrafts need internal oxygen supplies because there is no oxygen in space.
the ocean produces the most oxygen we need
Oxygen. It supports combustion.
Anaerobic bacteria don't need oxygen to grow.
No, but most fuels need oxygen to burn.
yes, they need oxygen
Reptiles do need oxygen
If the vehicle was built with an oxygen sensor, you will need an oxygen sensor.
Floran fish need oxygen other wise it will death . so always need oxygen
Spacecrafts need internal oxygen supplies because there is no oxygen in space.
Name two processes that we need oxygen
Yes they do. All animals need oxygen.
Yes, all living things need oxygen.
the ocean produces the most oxygen we need
Mammals need oxygen to breathe. Oxygen is a gas that is in the air. Without oxygen, mammals cannot live long.
because they are just like human beings. we need oxygen.
We don't know !!!! But i think the "dead" does not need oxygen though