Categories

• Biology,odiya
• English
• Ethics and Values
• geography
• economy
• Others
• englisg
• Others,Chemistry
• Environmental Studies
• Biology

Authors

• Mishra , G.S
• Das. Manoj
• Tandon, m.p.,Tandon, m.p.
• Srinivasan K.R,Dwilleeli S.N
• Sastry & Shukla .
• Halide
• Sinha,Senta ,Mishra ,Shivkda
• croxton
• A.P.,cowie
• santilata