Categories

• Botany,Zoology
• Others,Biology
• Botany,Physics
• Physics,History
• Other
• Education,Zoology
• Botany
• IT
• Political Science,Zoology
• Biology,odiya

Authors

• agrawala
• sinha and sinha
• kripalini
• bantle it
• K.C Maharana , D.K Dath,S,Mishra
• Sastri
• M.A
• Bakshi S.P
• pegrave
• Langsam, Mitchell