Question: Diatomaceous earth can be used as a pest control because _________
Options
A : it is porous
B : it contains silica which is poisonous for pests when eaten and therefore they die
C : it snatches out lipids from the outermost waxy layer of pests called cuticle and makes them dry which results in their death
D : it acts as anesthesia when given in minor quantities but pests die when large quantities are in taken
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