Makhana
Makhana, also known as fox nuts, lotus seeds, gorgon nuts, and phool makhana, is a type of aquatic crop. It belongs to the Nympheaceae family and its botanical name is Euryale ferox Salisb.
Kosi River
The Kosi River consists of seven streams, namely, Sun Kosi, Tamba Kosi, Talkha, Doodh Kosi, Botia Kosi, Arun and Tamber.
Thus, it is popularly known as Saptkaushiki or Sapta Kosi.
It is a river in Nepal and northern India.
Ghaghra River
Ghaghra River originates near the Gurla Mandhota peak, south of Manasarovar in Tibet.
It is known as the Karnali in Nepal and Mapcha Tsangpo in Tibet.
Marcha rice
Marcha rice is a short indigenous cultivar of rice found in the West Champaran district of Bihar. It is also known as Mircha, Marchaiya, Marichaetc locally.