Categories

• Biology,odiya
• zoolozy
• Environmental Studies
• Others,Botany
• Physics,History
• enviromental studies
• geography
• Others,odiya
• Others,Physics
• Biology

Authors

• sethi and jena
• Calds
• Thorpe , g.s.,Sharma, nanda and das
• Gupta, S.N
• malik and batra
• Meeran T.M
• Knapp S.
• Sinha , B.B
• Halliday, Recrik
• Adwya S.N