Benjamin Franklin was a prolific inventor. He invented the lightning rod, the Franklin stove, studied electricity, discovered the Gulf Stream, started the first library, and on and on. Among his many other inventions, what musical instrument did he invent?
Which of the following factors are responsible for the rapid growth of sugar production in south India as compared to north India?Higher per acre field of sugarcaneHigher sucrose content of sugarcaneLower labour costLonger crushing period
Options: I and II, I, II and III, I, III and IV, I, II and IV
The three recognized major fishing grounds of the world are located in the
Options: northern hemisphere only, southern hemisphere only, two in the southern hemisphere only and one in the northern hemisphere, one in the southern hemisphere only and two in the northern hemisphere