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Biotechnology Engineering · Q69

Environmental Biotechnology

Engineering and GATE · Biotechnology Engineering · question 69

Q69

PM2.5 refers to

A.
Mass of particles of size less than 2.5 μrn
B.
Mass of particles of size greater than 2.5 μrn
C.
Number of particles of size less than 2.5 μrn
Answer
D.
Number of particles of size greater than 2.5 μrn

Answer: Option C

Solution

Answer: Option C
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