1531: Phenylketonuria is an example of an in born error of metabolism. This error refers to
(a) hormonal overproduction
(b) atrophy of endocrine glands
(c) inherited lack of an enzyme
(d) non-disjunction
1532: Which countries played in the Lawn Tennis Davis Cup Final in the year 2004?
(a) Switzerland and United States of America
(b) Australia and Argentina
(c) Spain and United States of America
(d) Sweden and Belgium
1533: Railway and Telegraphy systems were introduced in India by:
(a) Lord Dalhousie
(b) Lord Cornwallis
(c) Lord Bentinck
(d) Lord Wellesley
1534: Which of the following presents the most significant features of Indus Valley Civilisation?
(a) Buildings with perfect arches
(b) Use of burnt mud bricks
(c) Use of sun dried mud bricks
(d) None of these
1535: Who / Which of the following is the custodian of the Constitution of India?
(a) The President of India
(b) The Prime Minister of India
(c) The Lok Sabha Secretariat
(d) The Supreme court of India