As air is the mixture of gases while bredth we take only o² why is there any filter
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yess trees filter air for us thats why we should conserve trees
please mark me as brainliest
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We do take in all of the gases in when we breath in, but the haemoglobin in our blood bonds only with oxygen and thus oxygen enters our blood stream and all the other gases get expelled when we exhale.
#BAL #answerwithquality
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