4456: Six roads lead to a country. They may be indicated by letters X, Y, Z and digits 1, 2, 3. When there is storm, Y is blocked. When there are floods X, 1 and 2 will be affected. When road 1 is blocked, Z also is blocked. At a time when there are Hoods and a storm also blows, which road(s) can be used ?
(a) Z and 2
(b) Only Z
(c) Only 3
(d) Only Y
4457: The Upanishads are collectively known as
(a) Vedangas
(b) Vedanta
(c) Sruti
(d) Smriti
4458: The Swarna Jayanti Shahari Rozgar Yojana which came into operation from Dec. 1, 1997 aims to provide gainful employment to the urban unemployed or underemployed poor but does not include
(a) Nehru Rozgar Yojana
(b) Urban Basic Services Programme
(c) Prime Minister's Integrated Urban Poverty Eradication Programme
(d) Prime Minister's Rozgar Yojana
4459: The 'Fortaleza Declaration', recently in the news, is related to the affairs of
(a) ASEAN
(b) BRICS
(c) OECD
(d) WTO
4460: Consider the following statements:
1. The Earth's magnetic field has reversed every few hundred thousand years.
2. When the Earth was created more than 4000 million years ago, there was 54% oxygen and no carbon dioxide.
3. When living organisms originated, they modified the early atmosphere of the Earth.
Which of the statements given above is/are correct?
(a) 1 only
(b) 2 and 3 only
(c) 1 and 3 only
(d) 1, 2 and 3