Questions

Sun - The Solar Energy is the ultimate source of energy in an ecosystem.

In 1887 Congress passed the Interstate Commerce Act, making the railroads the first industry subject to Federal regulation. Congress passed the law largely in response to public demand that railroad operations be regulated.

Railroads discriminated in the prices they charged to passengers and shippers in different localities by providing rebates to large shippers or buyers. These practices were especially harmful to American farmers, who lacked the shipment volume necessary to obtain more favorable rates.

In Ancient Rome, the elected people i.e, leaders within the Concilium Plebis are called as Tribunes.

The required five letters word is SHORT, and when you add the two letters 'ER' it becomes SHORTER.

The medicinal branch of science that deals with the study of skin, hair and nails, their structure, functions and its diseases is called as Dermatology and the person who specializes in that is called as Dermatologist.