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Pantnagar University, is the first agricultural university of India. It was inaugurated by Jawaharlal Nehru on 17th November 1960, as the "Uttar Pradesh Agricultural University" (UPAU). Later the name was changed to "Govind Ballabh Pant University of Agriculture and Technology" in 1972 in memory of the first chief Minister of Uttar Pradesh, statesman and Bharat Ratna recipient Pandit Govind Ballabh Pant. The University was declared as the best among all the other State Universities in India, in 1997. The University lies in the campus-town of Pantnagar in the district of Udham Singh Nagarin the state of Uttarakhand. The university is regarded as the harbinger of Green Revolution in India.

No such courses are actually required to become a cabin crew.
In general, a candidate profile (fresher) for cabin crew is as under:
Age: Between 18 and 27 years
Minimum Height: Men - 170 cms and Women - 157 cms
Weight: In proportion to the height
Educational Qualification: HSC (10+2). Candidates who are appearing for their HSC examinations can also apply
Physical features: Pleasing personality, clear complexion (scars, pimples and blemishes not acceptable) and good eyesight
Marital Status:Unmarried
Language skills:Fluency in English and Hindi. Proficiency in a foreign language will be an added advantage.
Interactive skills: Excellent communication and good interpersonal skills
Nationality: Indian citizens only
Passport: Must possess a valid Indian passport or should have applied for a passport
Mandatory Documentation: Must possess a Pan Card and Aadhaar Card
So that becomes very clear that it merely requires some grooming to get the job of a cabin crew. They don't demand much from candidates.
You should be interpersonally sound and capable to handle people from different cultures.
Cabin crew is the face of the airline. Coz they face the passengers for the first time.
Foreign languages like German, French, Russian, Arabic, Chinese and Japanese, Can allow you to get an edge over others.
As this allows the airline to roster you on routes where such languages are spoken.