In each of the following questions, a series is given, with one term missing. Choose the correct alternative from the given one that will complete the series.
2, 3, 9, 49, ?, 3841

Raj introducing a girl that she is the wife of my sister’s father’s only son then how is that girl related to the Raj?

Pointing to a woman in a photograph a man says " she is the only daughter of my wife's mother - in - laws" How is the woman related to the man?

In a code language MANAGER is written as REGANAM, then how will MOTION be written in that code language?

Pointing towards a girl Rama said that she is only child of my uncle’s father’s only sister’s daughter. Then how is Rama related to that girl?

Seismograph: Earthquakes: Taseometer : ? 

Dum-Dum : Kolkata :: Palam :?

If 'rain' is 'water', 'water' is ' road ', 'road' is 'cloud' , 'cloud' is 'sky', 'sky' is 'sea' sea is 'path', where do aero planes fly ?