1981: When the same note is played on a sitar and a flute, the sound produced can be distinguished from each other because of the difference in
(a) pitch, loudness and quality
(b) pitch and loudness
(c) quality only
(d) loudness only
1982: Kahuta is:
(a) A bird sanctuary in Tamil Nadu
(b) A tribe of Mizoram
(c) A place in Pakistan where nuclear research centre is located
(d) None of the above
1983: The tendency of a liquid drop to contract and occupy minimum area is due to
(a) viscosity
(b) surface tension
(c) density
(d) vapour pressure
1984: How dehydration helps in the preservation of food?
(a) Growth of micro-organism is checked
(b) Nutrients are concentrated
(c) Surface of food stuffs becomes hard
(d) Chemical reactions stop in the absence of water
1985: Which one of the following statements is not correct ?
(a) Neel Darpan was a play based on the exploitation of the indigo farmers
(b) The author of the play Ghashiram Kotwal is Vijay Tendulkar
(c) The play Navanna by Nabin Chandra Das was based on the famine of Bengal
(d) Urdu theatre used to depend heavily on Parsi theatre