♡ 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 👍 :1.1K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Lead exhausted from automobiles is responsible for ...
➣ Looping occurs when : ...
➣ Killing of tissue from air pollutants is ...
➣ What type of noise can be abated ...
➣ Chlorophyll loss in green plants is called ...
➣ Hydrocarbons in the from of terpenes, as ...
➣ A device which dust in a gas ...
➣ Pollutant Standards Index (PSI) value greater than ...
➣ Leaf abscission is : ...
➣ The Gaussion model is used for prediction ...
❖ Take a qick MCQ Test on
➤ Miscellaneous
➤ Water Supply
➤ Concrete Technology
➤ Transportation Engineering
➤ Fluid Mechanics and Hydraulics
➤ Steel Structure
➤ Strength of Material
➤ Concrete Structure