611: Which of the following fertilisers leaves acidic residue?
(a) Ammonium phosphate
(b) Ammonium sulphate
(c) Urea
(d) Sulphate of potash
612: Which one of the following provides the correct sequence of occurence of four towns/cities as one proceeds from west to east?
(a) Rajkot, Baroda, Kharagpur, Bilaspur
(b) Bikaner, Aligarh, Darbhanga, Nowgong
(c) Indore, Rourkela, Agartala, Jamshedpur
(d) Nasik, Aurangabad, Berhampur, Nanded
613: Assertion (A):
The sponsor and the most prominent figure of the Chisti order of Sufis in India is Khwaja Moinuddin Chisti.
Reason (R):
The Chisti order takes its name from a village Chisti in Ajmer.
In the context of the above two statements, which one of the following is correct ?
(a) Both A and R are true and R is the correct explanation of A
(b) Both A and R are true, but R is not a correct explanation of A
(c) A is true, but R is false
(d) A is false, but R is true
614: Which organ is associated with the production of insulin in the human body ?
(a) Pancreas
(b) Liver
(c) Kidney
(d) Heart
615: The density of sea water is highest as:
(a) Depth increases and salinity increases
(b) Depth decreases and salinity increases
(c) Depth increases and salinity decreases
(d) Depth decreases and salinity decreases