Categories

• Eng
• Chemistry
• IT
• Others,Chemistry
• evs
• Others,Botany
• geography
• Biology
• Political Science,Zoology
• Political Science

Authors

• Rameswary
• A.A,Maedonel
• Mallik H.K,Mohanty P
• Das , L.K
• H.S
• Panda, M.K.,B.,Jha
• morris jones
• Mahapatra , J
• Singhdeo
• bunyan