1446: Which one of the following Articles of the Indian Constitution provides that "It shall be the duty of the Union to protect every State against external aggression and internal disturbance"?
(a) Article 215
(b) Article 275
(c) Article 325
(d) Article 355
1447: Who among the following were the founders of the "Hind Mazdoor Sabha" established in 1948 ?
(a) B. Krishna Pillai, E.M.S. Namboodiripad and K.C. George
(b) Jayaprakash Narayan, Deen Day al Upadhyay and M.N. Roy
(c) C.P. Ramaswamy Iyer, K. Kamaraj and Veeresalingam Pantulu
(d) Ashok Mehta, T.S. Ramanujam and G.G. Mehta
1448: In the context of the Indian defense, what is 'Dhruv' ?
(a) Aircraft carrying warship
(b) Missile carrying submarine
(c) Advanced light helicopter
(d) Intercontinental ballistic missile
1449: Mahabalipuram temples were built by:
(a) Pallavas
(b) Cheras
(c) Cholas
(d) Pandyas
1450: Assertion (A):
Unlike temperate forests, the tropical rain forests, if cleared, can yield productive farm-land that can support intensive agriculture for several years even without chemical fertilizers.
Reason (R):
The primary productivity of the tropical rain forest is very high when compared to that of the temperate forests.
(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