Categories

• Botany,Zoology
• pyschology
• evs
• Eng
• Mathematics
• Biology
• geography
• Others,Biology
• Physics
• Economics

Authors

• Mishra D.K
• A,Patnaik
• Mohanty , M.K
• Mohin
• Veghrey P.B
• v. ,karpinsky,v. ,karpinsky
• Snsan
• Gupta,Kaipal
• langsam and mitchell
• bhambri