A gas commonly found in smog is ozone. Correct answer: A
Smog generally occurs in the lower part of the atmosphere is composed mainly of tropospheric ozone (O3), primary particulate matter such as pollen and dust; and secondary particulate matter such as sulphur oxides, volatile organic compounds, nitrogen oxides (NOx) and ammonia gas.
Answer:
B) material culture is the answer
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Answer:
The liver
Explanation:
Liver is the largest gland in the human body.
D disease reporting. Reporting diseases is extremely important because it could prevent a wide spread epidemic.