This book covers all areas of biological science. The contributions by the authors include plant growth promotion; phosphate solubilizing microbes; pod yield; plant spacing; weeding regimes; weeds suppression; fish; insecticides; water contamination; soil transmitted helminthes; herbal formulations; antidiabetic herbal preparations; microbial contamination; antibacterial assessment; urogenital schistosomiasis; HIV infection; anthropogenic activities; portability of water; ethnobotany; medicinal plants; respiratory diseases; green algae; cyanobacteria; ethological factor; tabanids; sand wasps; vector epidemiology; synanthropy; synanthropic; hemisynanthropic asynanthropic; food sources; rice (Oryza sativa L.) etc. This book contains various materials suitable for students, researchers and academicians in the field of biological science.