541: Roman settlement in India is found at
(a) Ujjain
(b) Kshudrakas
(c) Arikmedu
(d) Koshambi
542: Which one of the following is secreted by Pancreas and regulates the amount of sugar in the body:
(a) Renin
(b) Creatin
(c) Vitamin
(d) Insulin
543: Which one among the following has the largest shipyard in India?
(a) Kolkata
(b) Kochi
(c) Mumbai
(d) Visakhapatnam
544: The sun derives its energy from:
(a) Nuclear fission reactions.
(b) Nuclear fusion reactions.
(c) Oxidation of helium.
(d) Fission of noble metals.
545: Consider the following statements :
1. Dr. Rajendra Prasad persuaded Mahatma Gandhi to come to Champaran to investigate the problem of peasants.
2. Acharya J. B. Kriplani was one of Mahatma Gandhi's colleagues in his Champaran investigation.
Which of the statements given above is/are correct ?
(a) 1 only
(b) 2 only
(c) Both Land 2
(d) Neither 1 nor 2