Questions

Para-amino salicyclic acid (PAS) is used in the treatment of Tuberculosis.

Sad means being unhappy, sorrowful, mournful, wistful,...

Hence, Somber means cheerless i.e, unhappy which is synonym of sad. All other options are opposites of Sad.

Finance minister Arun Jaitley was on 13 March 2017 given the additional charge of the defence ministry after Manohar Parrikar resigned+ to take on the new role of Goa chief minister.

Astigmatism is a common vision condition that causes blurred vision. It occurs when the cornea is irregularly shaped or sometimes because of the curvature of the lens inside the eye.

The gas usually filled in the electric bulb is Nitrogen.

Integrated circuit (IC) is a tiny device that controls electric signals in such electronic equipments as computers and T.V sets. Many integrated circuits contain thousands of electronic parts on a paper - thin chip of silicon. These parts include capacitors, diodes, all in a very small, compact space.