♡ Login
Home
Previous Papers
★
MCQs
Civil Engineering
Pollution (Air and Noise)
A blue line along the gum is ...
Que.
A blue line along the gum is caused by :
A.
virus
B.
protozoa
C.
suspended particulates
D.
lead poisoning
Right Answer is :
✓ D. lead poisoning
⚑ Report
Views 👍 :724
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Most dangerous hydrocarbon found in the automobile ...
➣ What type of noise can be abated ...
➣ Hydrocarbons in the from of terpenes, as ...
➣ When Environmental Lapse Rate equals to Adiabatic ...
➣ Pollutant standards Index (PSI) value in between ...
➣ The category of devices by which dust ...
➣ Aerosols are defined as : ...
➣ For gravity settling chamber, settling velocity should ...
➣ A device in which consists of bags ...
➣ The Gaussion model is used for prediction ...
❖ Take a qick MCQ Test on
➤ Building Material
➤ Fluid Mechanics and Hydraulics
➤ Solid Waste and Waste Water Treatment
➤ Transportation Engineering
➤ Miscellaneous
➤ Steel Structure
➤ Irrigation
➤ Pollution (Air and Noise)