3181: In the context of Indian news in recent times, what is MCX-SX?

(a) A kind of supercomputer
(b) Stock exchange
(c) Title of Moon Impact Probe
(d) Nuclear-powered submarine
3182: The working of the quartz crystal In the watch is based on the

(a) Photoelectric Effect

(b) Johnson Effect

(c) Piezo-electric Effect

(d) Edison Effect
3183: The word 'secular' denotes:

(a) Keeping away from all religions

(b) Belief in one God

(c) Freedom of religion and worship to all citizens

(d) Practising different religions
3184: A narrow strip of land, bordered on both sides by water, connecting to larger bodies of land is called:

(a) Dune

(b) Equinox

(c) Isthmus

(d) Strait
3185: If the price of a television set is increased by 25%. then by what percentage should the new price be reduced to bring the price back to the original level ?
(a) 15%
(b) 25%
(c) 20%
(d) 30%