Of all the gases in the atmosphere that you need to survive, oxygen is the one but you also need nitrogen which you don't use like you use oxygen but it does keep your lungs inflated.
It is normally know as 'air' and air is made up mostly of nitrogen and oxygen. Oxygen is the gas that the body needs to survive.
Life needs air and water to survive
has to be, this stuff needs moisture and air is how it gets it
It is a must to live for humans and many other living organisms. Cuz your body needs hydrogen in forms other than air
a margay needs air, food and water
food,shelter,water,air,sunlight
Probably not! Every butterfly needs fresh air, flowers, host plants, and a mate.
i think a caterpillar needs air because it is a living things.
to breath the air you breath in goes to your lungs and all of the organs need oxygen to survive
air contains oxygen the body needs
food, water, shelter, and air
there hair actually holds the cold air and there body warms the air keeping them warm. if that makes sense