1546: Assertion (A): The Council of Ministers in the Union of India is collectively responsible both to the lok Sabha and the Rajya Sabha.
Reason(R): The Member of both the Lok Sabha and the Rajya Sabha are eligible to be the Ministers of the Union Government.
(a) Both A and R are individually true and R is the correct explanation of A
(b) Both A and R are individually true but R is not the correct explanation of A
(c) A is true but R is false
(d) A is false but R is true
1547: Dry ice is:
(a) Solid carbon dioxide
(b) Ice dust
(c) Liquified nitrogen
(d) Liquified hydrogen
1548: In which one of the following areas did the Indira Gandhi Center for Atomic Research make significant progress in the year 2005?
(A) A new technology for high level nuclear waste management.
(B) Reprocessing the uranium-plutonium mixed carbide fuel of the Fast Breeder test Reactor.
(C) New applications of radioisotopes in metallurgy
(D) A new technology for production of heavy water
1549: The stones formed in human kidney consist mostly of
(a) calcium oxalate
(b) sodium acetate
(c) magnesium sulphate
(d) calcium
1550: Vitamins do not act as a/an:
(a) Source of energy
(b) Stimulant in the growth of the body
(c) Agent in regulating the chemical processes in the body metabolism
(d) All of the above