No planet has truly unlimited oxygen. Life on earth is able to reuse the oxygen in the air by cycling it back and forth between plants and animals (including people).
because they give us oxygen
The rest of your (short) life.Without the appropriate survival gear, including unlimited access to oxygen, water, food and survival supplies, you would land on Mars and then die quite quickly.
We primarily breathe oxygen for survival.
Yes, some bacteria require oxygen for survival, while others can survive in environments without oxygen.
There is hardly any oxygen available at low depths, thus making oxygen a survival challenge in the deep.
The composition of a planet's atmosphere, including the presence of oxygen, is crucial for human respiration. Depending on the composition, a thick atmosphere might not contain enough oxygen for human survival, making it impossible to breathe. Additionally, other gases or compounds in the atmosphere can be harmful or toxic to humans.
Oxygen
Photosynthesis is vital for the planet as it converts carbon dioxide into oxygen, which is essential for the survival of most living organisms. It also provides energy for plants to grow, supporting food chains and ecosystems. Overall, photosynthesis helps regulate the Earth's atmosphere and sustains life on the planet.
basic survival needs of a man is food, shelter and oxygen
Planet Earth Original Specials - 2012 Planet Earth Extreme Survival 1-3 was released on: USA: May 2012
Survival needs are food, oxygen, water, appropriate temperature, and atmospheric pressure.
Our planet, the Earth is the only planet with drinkable water. It is the only planet in our Solar System with life and oxygen. Without the oxygen, there will be no life and water on Earth.