4396: The colour of an opaque object is due to the colour it
(a) absorbs
(b) refracts
(c) reflects
(d) scatters
4397: The common ore of aluminium is:
(a) Bauxite
(b) Chromite
(c) Cryolite
(d) Monazite
4398: NAMA-11 (Nama-11) group of countries frequently appears in the news in the context of the affairs of which one of the following?
(A) World Economic forum
(B) World Bank
(C) World Trade Organization
(D) Nuclear Supplies Group
4399: National Income is the
(a) Net National Product at market price
(b) Net National Product at factor cost
(c) Net Domestic Product at market price
(d) Net Domestic Product at factor cost
4400: The chemical used as a 'fixer' in photography is
(a) sodium sulphate
(b) sodium thiosulphate
(c) ammonium persulphate
(d) borax