Question

व्हाट विल हैपन इफ द अमाउंट ऑफ ऑक्सीजन इन द एयर डिक्रीजस​

Answer 1

Answer:

the entire living world will die......

Explanation:

we need oxygen (O2) for respiration. And respiration is a vital process of human body. Breathing is a part of respiration. It includes inhalation and exhalation. We inhale Oxygen and exhale Carbon Dioxide (CO2). plz mark me as Brainliest .

Answer 2

Explanation:

When amount of oxygen decrease in atmosphere it becomes difficult to breath and carbon dioxide level increase in our body which causes hypoxia...