'Vikalp' is a scheme launched by Indian Railways to help wait-listed passengers. Which of the following is NOT true about this scheme?
A) Confirmed berths in alternate trains.
B) No-extra charges will be taken from passengers.
C) Wait-listed passengers can avail opportunity of travelling in Rajdhani/Shatabdi/Special trains even when booking made is in other mail/express trains.
D) Vikalp scheme will be initially available for e-tickets only.
A) Confirmed berths in alternate trains.
B) No-extra charges will be taken from passengers.
C) Wait-listed passengers can avail opportunity of travelling in Rajdhani/Shatabdi/Special trains even when booking made is in other mail/express trains.
D) Vikalp scheme will be initially available for e-tickets only.
In stems, the protoxylem lies towards the centre and the metaxylem lies towards the periphery of the organ. This type of primary xylem is called _____________.