Which one of the following is not correct as regards the harmful effec – McqOptions

MCQOPTIONS

1.	Which one of the following is not correct as regards the harmful effects of particulate matter of the size 2.5 micro meters or less?
A.	It can be inhaled into the lungs
B.	It can directly enter into our circulatory system
C.	It can cause respiratory problems
D.	It can cause inflammation and damage to the lungs
Answer» C. It can cause respiratory problems

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