The permanent gases whose percentages do not change from day to day are nitrogen<span>, </span>oxygen<span> and</span>argon<span>. </span>Nitrogen<span> accounts for 78% of the atmosphere,</span>oxygen<span> 21% and </span>argon<span> 0.9%. Gases like </span>carbon dioxide<span>, nitrous oxides, </span><span>methane</span>
Animals cells are found inside the animals body. We have no exact place where it is found ;)
Answer:
Australia
Explanation:
it is 2.968 million square miles, therefore making it the largest country in Oceania.
The types are Blackwater, Graywater and Yellow water.
You can find two types of wastewater: household sewage and wastewater
