Carbon cycle

Is carbon dioxide gas freely available in the atmosphere?

Is oxygen gas freely available in the atmosphere?

Carbon dioxide is released into the atmosphere through…………

State whether the following statements are true or false. Correct the false statements Carbon dioxide is released in the atmosphere through photosynthesis.

One word in the following statements is wrong. Correct the statements by changing this wrong word: Carbon dioxide is released into the atmosphere in the process of photosynthesis.

Carbon cylce: How is carbon dioxide removed from atmosphere?

Tell any two causes that has resulted into increases in the carbon dioxide concentration in the atmosphere.

Carbon cycle How is carbon found in water?

Answer the question How is carbon dioxide gas produced in the laboratory?

Which reservoir regulates the amount of carbon dioxide in the atmosphere?