♡ 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 👍 :1.9K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Pollution of air due to smoking by ...
➣ Radiations which are not deflected by magnetic ...
➣ Air pollution from a variety of source ...
➣ Pollutant standards Index (PSI) value in between ...
➣ Pollutant Standards Index (PSI) value greater than ...
➣ Concentration of ozone in clean air is ...
➣ Rainluft process is used for : ...
➣ Hydrocarbons in the from of terpenes, as ...
➣ Chlorophyll loss in green plants is called ...
➣ Lead exhausted from automobiles is responsible for ...
❖ Take a qick MCQ Test on
➤ Pollution (Air and Noise)
➤ Building Material
➤ Solid Waste and Waste Water Treatment
➤ Fluid Mechanics and Hydraulics
➤ Strength of Material
➤ Miscellaneous
➤ Soil Mechanics and Foundation
➤ Steel Structure