Indian army has published the notification for SSC Tech 56 men and SSC Tech 27 women for the course commencing at OTA Chennai from April 2021
Which is the hottest planet in the Solar System?
Mars
Earth
Venus
Mercury
The colour of blue glass is due to the presence of oxide of:
Chromium
Cobalt
Gold
Silver
The fibre least prone to catch fire is
Nylon
Polyester
Cotton
Terylene
The substance used to harden the rubber for tyre manufacture is:
wax
1,3-butadiene
calcium carbide
carbon black
Seaweeds are important source of -
Iodine
Argon
Bromine
Chlorine
