Advertisement
Advertisement

Q.

Lead, ingested or inhaled, is a health hazard. After the addition of lead to petrol has been banned, what still are sources of lead poisoning ?

I. Smelting units
II. Pens and pencils
III. Paints
IV. Hair oils and cosmetics

A I, II and III only
B I and III only
C II and IV only
D I,II, III and IV
Answer & Explanation
Option: [B]
Advertisement
Advertisement

Your Valuable Comments Please...

Advertisement
Subscribe to Gkseries
Work with Gkseries
Gkseries ebooks

Please Join Our Discussion Group

TET TEST SERIES