Prof. Manoranjan Prasad Sinha, M.Sc., (Gold medallist), Ph.D., D.Sc., FAZ, FZSI, FNEA, a Professor of Zoology is currently Vice Chancellor of S.K.M. University, Dumka (Jharkhand) and has served as Pro-Vice Chancellor of V.B.U. Hazaribag. He is a recipient of many awards like Dr. S. Radhakrishanan Education Excellence Award and Scientist of the Century Award, Award of excellence etc. by many learned academic bodies. He is Fellow and Office Bearer of many academic and learned bodies and presently Chairman of Research Advisory Committee of Central Tasar Research and Training Institute and Research Co-ordination Committee members of Central Silk Board Govt. of India. He is credited for publication of more than two hundred research papers in the reputed National and International journals. He is also chief editor of two reputed journals. Prof. Sinha has experience of handling many research projects funded by UGC & DBT, Dept. of Science and Technology, Govt. of India. Prof. Sinha has successfully supervised more than 25 Ph.D. work. The present book is the outcome of some of his findings done with his researcher scholars. He has authored a good number of books.