♡ 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 👍 :455
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Carbon monoxide has more affinity with haemoglobin ...
➣ The Gaussion model is used for prediction ...
➣ A device in which gas is ...
➣ A blue line along the gum is ...
➣ Main impact of Greenhouse effect is : ...
➣ Blue baze in forest area is produced ...
➣ Looping occurs when : ...
➣ Air pollution from a variety of source ...
➣ Hydrocarbon which may damage plants : ...
➣ Leaf abscission is : ...
❖ Take a qick MCQ Test on
➤ Miscellaneous
➤ Concrete Structure
➤ Building Material
➤ Concrete Technology
➤ Hydrology
➤ Water Supply
➤ Solid Waste and Waste Water Treatment
➤ Strength of Material