2046: Consider the following statements :
1. The Chairman and the Deputy Chairman of the Rajya Sabha are not the members of that House.
2. While the nominated members of the two Houses of the Parliament have no voting right in the presidential election, they have the right to vote in the election of the Vice President
Which of the statements given above is / are correct?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
2047: Which one of the following is a historical work by Hemachandra?
(a) Dvasraya-kavya
(b) Prabandhachintamani
(c) Kamatakabhasabhushana
(d) Samaranganasutradhara
2048: Heavy rainfall affects soil by:
(a) Increasing its acidity
(b) Increasing its alkalinity
(c) Reducing its fertility
(d) None of these
2049: Which of the following can be threats to the biodiversity of a geographical area?
1. Global warming
2. Fragmentation of habitat
3. Invasion of alien species
4. Promotion of vegetarianism
Select the correct answer using the codes given below :
(a) 1, 2 and 3 only
(b) 2 and 3 only
(c) 1 and 4 only
(d) 1, 2, 3 and 4
2050: A survey was conducted on a sample of 1000 persons with reference to their knowledge of English, French and German. The results of the survey are presented in the given Venn diagram. The ratio of the number of persons who do not know any of the three languages to those who know all the three languages is
(a) 1/27
(b) 1/25
(c) 7/550
(d) 175/1000