This projects deals with the Bionomics and Menace of Cockroach as a pest in the Wardrobes and bookshelves. It was carried out to know the damage or harm caused by cockroaches and the population of cockroaches in a given area (hostels). It was found that cockroach damage a lot of materials such as books, cloths, book bindings and also contaminate premises and food with their faecal materials. The can be found in hostels, buildings, libraries, bookshelves, wardrobes, kitchen and homes. Over population of cockroach in an area is caused by the unsanitary places in that area like sewages, kitchen, toilets and indoor storages.