Categories

• geography
• Chemistry,odiya
• Others,Education
• Education,Zoology
• Education
• Others,English
• Others,Biology
• Environmental Studies
• Chemistry
• Biology,odiya

Authors

• Ghosh, alek
• f.m.,femandis
• Leon
• Chaulee , Chanlee,Agrawal, J.C
• Das & Sahu
• b.r.k and binadar
• d.d.,kosambi
• verma and agrawala
• bhutani, k. dhamo
• sigh