Categories

• Others,Chemistry
• evs
• Biology,odiya
• Physics,History
• Botany,Zoology
• Others,History
• zoolozy
• Botany
• Others,Biology
• Other

Authors

• Das , Nayak, Swain
• Basham A.L
• A.C,Mittal
• N.Sahu
• Smith,Ehrenbeng
• Beisan
• Patel
• Achebe C
• Jena, Arjuna,S,Sankar
• Nanada