1733: Seven men, A, B, C, D, E, F and G are standing in a queue in that order. Each one is wearing a cap of a different colour like violet, indigo, blue, green, yellow, orange and red. D is able to see in front of him green and blue but not violet. E can see violet and yellow, but not red. G can see caps of all colours other than orange. If E is wearing an indigo coloured cap, then the colour of the cap worn by F is
(a) blue
(b) violet
(c) red
(d) orange
1734: Some species of plants are insectivorous. Why?
(a) Their growth in shady and dark places does not allow them to undertake sufficient photosynthesis and thus they depend on insects for nutrition
(b) They are adapted to growing nitrogen deficient soils and thus depend on insects for sufficient nitrogenous nutrition
(c) They cannot synthesize certain vitamins themselves and depend on the insects digested by them
(d) They have remained in that particular stage of evolution as living fossils, a link between autotrophs and heterotrophs
1735: What was the main reason for a great civil strife in Argentina recently?
(a) Ethnic conflict between the native Red Indian tribes and others
(b) Economic crisis due to huge public debt
(c) The issue of using native languages as medium of instruction in schools
(d) Clashes between government troops and secessionist groups