Environmental Science
Mobile combustion accounts

10-20% of air pollution
5-10 % of air pollution
40-50% of air pollution
50-60 % of air pollution

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Environmental Science
The wind direction is:

Always directly from low toward high pressure
Always directly from high toward low pressure
The direction to which the wind is blowing
The direction from which the wind is blowing

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Environmental Science
A term biotype means

all individual with different phenotype
all individuals with different genotype
all individuals having same genotype
all individuals having same phenotype

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