♡ 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 👍 :2.0K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Looping occurs when : ...
➣ Carbon monoxide has more affinity with haemoglobin ...
➣ Pollution of air due to smoking by ...
➣ Hydrocarbon which may damage plants : ...
➣ A device which dust in a gas ...
➣ Radiations which are not deflected by magnetic ...
➣ Epinasty in leaves is due to : ...
➣ A device in which consists of bags ...
➣ The Gaussion model is used for prediction ...
➣ Air pollution from a variety of source ...
❖ Take a qick MCQ Test on
➤ Irrigation
➤ Miscellaneous
➤ Concrete Technology
➤ Steel Structure
➤ Pollution (Air and Noise)
➤ Concrete Structure
➤ Solid Waste and Waste Water Treatment
➤ Strength of Material