906: Which one of the following approaches comes under the category of biotechnology?
(a) Use of living organisms or substances obtained from them in industrial processes
(b) Modernizing the commercial industries to produce products for use in biological research
(c) Use of modern technology to investigate biological disorders
(d) Use of industrial technology to increase the biosphere
907: A rainy day, as defined by the Indian Meteorological department, is a day when the rainfall at a point received is
(a) 0.5 mm to 1 mm in 24 hours
(b) 1.1 mm to 1.5 mm in 24 hours
(c) 1.6 mm to 2 mm in 24 hours
(d) above 2.5 mm in 24 hours
908: The number of students in two sections, A and B having different heights is shown in the following Table :
The ratio of the number of students of a particular height in Section A to that in Section B is the maximum for the height of
(a) 1.55 m
(b) 1.60 m
(c) 1.65 m
(d) 1.71 m
909: The prices at which the Government purchases food grains for maintaining the public distribution system and for building up buffer-stocks is known as
(a) minimum support prices
(b) procurement prices
(c) issue prices
(d) ceiling prices
910: Which pair is correct ?
(a) Sea horse, Sea cucumber, Sea urchin
(b) Star fish, Cuttle fish, Dog
(c) House fly, Dragon fly, Butterfly
(d) Earthworm, Ringworm, Tapeworm