3746: Which of the following is/are the example /examples of chemical change ?
1. Crystallization of sodium chloride.
2. Melting of ice
3. Sourcing of milk
Select the correct answer using the code given below:
(a) 1 and 2 only
(b) 3 only
(c) 1, 2 and 3
(d) None
3747: Which one of the following Organisations won the CSIR Award for Science and Technology (S&T) Innovations for Rural Development, 2006 ?
(A) NDRI
(B) IARI
(C) NDDB
(D) CLRI
3748: Out of all the Biosphere Reserves in India, four have recognized on the World Network by UNESCO. Which one of the following is not one of them?
(a) Kanchejunga
(b) Gulf of Mannar
(c) Nanda Devi
(d) Sunderbans
3749: Consider the following statements :
1. Natural gas occurs in the Gondwana beds.
2. Mica occurs in abundance in Kodarma.
3. Dharwars are famous for petroleum.
Which of the statements given above is / are correct?
(a) 1 and 2
(b) 2 and 3
(c) 2 only
(d) None
3750: When the Reserve Bank of India announces an increase of the Cash Reserve Ratio, what does it mean?
(a) The commercial banks will have less money to lend
(b) The Reserve Bank of India will have less money to lend
(c) The Union Government will have less money to lend
(d) The commercial banks will have more money to lend