Are presentation & Communication skills require for good leadership?

Yes, Presentation and Communication skill is very important to become a leader.  Good communication skill can change the the mind and make pleasent enviroenment even in tough situation. Same way good presentation skill add more values and impact viewers.

Communication skills like facial expression is very impartent for a leader. As we know that face is the induction of mind, which means whatever the thought in the mind that thought is automatically expresses  the face and also eye contact is necessary for presentation. That presentation is effective, this effectiveness is necessary for a leader.

Not necessarily, but people can learn good examples that how good leadership effectively use their presentation and communication skills to change difficult situation in to a favourable one.

Extremelly important to share information, present Project Management and planing  projects. 

Yes. Presentation is vital important for a leader for clear understanding by others and also for attraction. By proper presentation, goal can be achieved comfortably.

Comunication is a must for any leader to get things done and to clarify what he wants from the other party. Proper communication will sort out many important issues without complecations.

yes of course.that are the main skills in nowadays