3041: The discovery of Oak flora in 1966 added a new chapter to the history of Indian Sericulture. Which one of the following states is the leading producer of Oak tasar silk ?
(a) Assam
(b) Bihar
(c) Manipur
(d) Orissa
3042: Superconductors are so called because they
(a) Efficiently conduct heat from one hot body to another
(b) Offer no resistance to conduction of heat at high temperatures
(c) Offer no resistance to conduction of electricity at low temperatures
(d) Produce high temperatures while conducting electricity
3043: Match List-1 with List-II and select the correct, answer using the code given below the lists :
List-I
A. E.C.G. Sudarshan
B. V. Shanta
C. T.N. Krishnan
D. Mahesh Dattani
List-II
1. Theatre
2. Violin
3. Research in Physics
4. Cancer treatment
5. Water-harvesting
(A) 2 4 5 1
(B) 3 1 2 4
(C) 3 4 2 1
(D) 2 1 5 4
3044: In the context of the organic evolution, the loss of limbs of snakes is explained by the phenomenon of
(a) use and disuse of organs
(b) adaptation to living in burrows
(c) natural selection
(d) inheritance of acquired characters
3045: There are five books A, B, C, D and E placed on a table. If A is placed below E, C is placed above D, B is placed below A and D is placed above E, then which of the following books touches the surface of the table?
(a) C
(b) B
(c) A
(d) E