Question

Diatomaceous earth can be used as a pest control because _________

• 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

Answer 1

Answer:

C. it snatches out lipids from the outermost waxy layer of pests called cuticle and makes them dry which results in their death

Diatomaceous earth is used in pest control and grain storage. This is because they are abrasive in nature which snatches out lipids from the outermost layer of pests called cuticle and makes them dry which results in their death.