21: That the per capita income in India was Rs. 20 in 1867-68, was ascertained for the first time by
(a) M. G. Ranade
(b) Sir W. Hunter
(c) R. C. Dutta
(d) Dadabhai Naoroji
22: Which one of the following is not a feature of the Government of India Act of 1935?
(a) Diarchy at the Centre as well as in the provinces
(b) A bicameral legislature
(c) Provincial autonomy
(d) An All India Federation
23: Which one of the following statements is correct?
(a) Cirrus clouds are composed of ice crystals.
(b) Cirrus clouds exhibit a flat base and have the appearance of rising domes.
(c) Cumulus clouds are white and thin, and form delicate patches and give a fibrous and feathery appearance.
(d) Cumulus clouds are classified as high clouds.
24: In the context of the developments in Bioinformatics, the term 'transcriptome', sometimes seen in the news, refers to
(a) a range of enzymes used in genome editing
(b) the full range of mRNA molecules expressed by an organism
(c) the description of the mechanism of gene expression
(d) a mechanism of genetic mutations taking place in cells
25: Foot-and-Mouth disease in animals, a current epidemic in some parts of the world, is caused by
(a) Bacterium
(b) Fungus
(c) Protozoan
(d) Virus