2036: A fertile-soil, suitable for growing common crops, is likely to have a pH value of
(a) three
(b) four
(c) six to seven
(d) nine to ten
2037: Where is Davos the venue of the annual meeting of World Economic Forum located?
(a) France
(b) Germany
(c) Switzerland
(d) Luxembourg
2038: The capital of India was shifted from Calcutta to Delhi in the year:
(a) 1905
(b) 1911
(c) 1912
(d) 1916
2039: Which one among the following South Asian countries has the highest population density?
(a) India
(b) Pakistan
(c) Nepal
(d) Sri Lanka
2040: For developing inbred lines in farm animals, following factors are taken into consideration :
1. The crossbreds should be of outstanding type.
2. They should not carry any detrimental genes.
3. Progeney tested animals.
4. Herd size should be large.
Of the statements given above, which one of the following combinations of factors is most essential ?
(a) 1 and 3
(b) 2 and 3
(c) 1 and 4
(d) 2 and 4