Solution:
Rohinton Baria Trophy is associated with cricket 'Inter-University'. The All-India Inter-University Cricket Championship held for the Rohinton Baria Gold Trophy (or simply, Rohinton Baria Trophy) is India's premier inter-university cricket tournament. It has been contested annually since the 1935/36 season.

Solution:
The population density of Nagaland is 120/sq. km. Density of Nagaland is 119 per sq km which is lower than national average 382 per sq km. In 2001, density of Nagaland was 120 per sq km, while nation average in 2001 was 324 per sq km.

Solution:
The headquarter of United Nations Fund for Programmes Population Activities (UNFA) are at New York. The UNFPA says it "is the lead UN agency for delivering a world where every pregnancy is wanted, every childbirth is safe and every young person's potential is fulfilled". Their work involves the improvement of reproductive health; including creation of national strategies and protocols, and birth control by providing supplies and services. The organization has recently been known for its worldwide campaign against child marriage, obstetric fistula and female genital mutilation.

Solution:
The credit of developing the polio vaccine goes to Jones Salk. Jonas Edward Salk was an American medical researcher and virologist. He discovered and developed one of the first successful polio vaccines.

Solution:
For purifying drinking water alum is used for coagulation of mud particles. Aluminium Sulfate, Shortly known as Alum, when added to raw water reacts with the bicarbonate alkalinities present in water and forms a gelatinous precipitate. The water over this sediment is almost clean other than some fine particles dissolved in it.

Solution:
In Vancouver, the last Winter Olympics Games held. The city of Vancouver was elected host city of the XXI Olympic Winter Games in 2010 at the 115th IOC Session in Prague on 2 July 2003.

Solution:
The National Convention framed the new Republican constitution of France in 1795, according to the executive authority of the state was vested in a committee of five directors, called the Directo and a bicameral legislature was established.