531: The Constitution of India recognises
(a) only religious minorities
(b) only linguistic minorities
(c) religious and linguistic minorities
(d) religious, linguistic and ethnic minorities
532: Which one of the following types of micro-organisms is most widely used in industries ?
(a) Bacteria
(b) Bacteria and fungi
(c) Bacteria and algae
(d) Bacteria, micro-algae and fungi
533: In which one of the following films did the Nobel Laureate Pearl S. Buck Collaborate?
(a) Shatranj Ke Khilari
(b) Guide
(c) Lawrence of Arabia
(d) Titanic
534: Antigen is a substance which
(a) lowers body temperature
(b) destroys harmful bacteria
(c) triggers the immune system
(d) is used as an antidote to poison
535: The Ryotwari Settlement was introduced by the British in the
(a) Bengal Presidency
(b) Madras Presidency
(c) Bombay Presidency
(d) Madras and Bombay Presidencies