What is Oxygen (O2)? Oxygen is a colorless, odorless, gaseous element that living things need to breathe. Oxygen makes up about 1/5 of the volume of the atmosphere and is also present in nature in a combined state. (http://dictionary.reference.com/browse/oxygen?s=t) Many people think that only people and land dwellers need oxygen to survive, but fish, turtles and all other aquatic animals need oxygen to survive as well.
What is Carbon Dioxide (CO2)? Carbon Dioxide is a gas formed during respiration. Plants help to remove CO2 from the air by absorbing it during photosynthesis.
What is Photosynthesis? Photosynthesis is the process that plants use to convert CO2 into glucose, which they store and use as food to grow. Oxygen is produced as a waste product.
What is Carbon Dioxide (CO2)? Carbon Dioxide is a gas formed during respiration. Plants help to remove CO2 from the air by absorbing it during photosynthesis.
What is Photosynthesis? Photosynthesis is the process that plants use to convert CO2 into glucose, which they store and use as food to grow. Oxygen is produced as a waste product.