Categories

• Others,Biology
• Education
• Botany,Physics
• Zoology,odiya
• Political Science,Education
• Physics
• IT
• Others
• Hindi
• Others,Chemistry

Authors

• Das,Sharma Nanda ,Das,Sharma Nanda
• S.K,Gupta,S.K,Singh
• Mcaurne , Simon
• B.n.
• G.,austin,ray and bhattacharya
• vakil, c.n.,vakil, c.n.
• Lenka B.P.
• sethi, georg and phogat
• Craig G.R,Rao, Sen , Sukla
• Bhaskar