671: The Swarna Jayanti Shahari Rozgar Yojana which came into operation from Dec. 1, 1997 aims to provide gainful employment to the urban unemployed or underemployed poor but does not include
(a) Nehru Rozgar Yojana
(b) Urban Basic Services Programme
(c) Prime Minister's Integrated Urban Poverty Eradication Programme
(d) Prime Minister's Rozgar Yojana
672: Water is a good solvent of ionic salts because
(a) it has a high boiling point
(b) it has a high dipole moment
(c) it has a high specific heat
(d) it has no colour
673: A class starts after lunch at 1 p.m. and lasts till 3.52 p.m. Four periods are over during this interval. After every period, 4 minutes are allowed for going from one classroom to another. What is the exact duration of each period held?
(a) 42 minutes
(b) 41 minutes
(c) 40 minutes
(d) 39 minutes
674: Colour blindness is:
(a) More common among women
(b) Very rare in women
(c) Very rare in men
(d) Found to the same extent in both the sexes
675: Which of the following is a balanced fertiliser for plants?
(a) Urea
(b) Ammonia sulphate
(c) Nitrates
(d) Compost