CHAPTER 1 ENVIRONMENTAL HYGIENE

DRINKING WATER Ventilation CLOTHING REST AND EXERCISE

CHAPTER 2 CLASSIFICATION OF LIVING ORGANISMS

Introduction Reasons for the classification of living organisms The 5 kingdoms classification system ARTHROPODS General classification of Arthropods Introduction to insects Characteristics of insects Metamorphosis Cockroach (Periplaneta americana)

Chapter 3: Social insects

Definition The honeybee (Apis mellifera) Castes and their functions Termites Economic importance of termites

Chapter 4:Mosquitoes (anopheles and culex)

Structure; Habitat Feeding Life cycle Mosquitoes as disease vectors Controlling the spread of diseases carried by mosquitoes

Chapter 5: Housefly (Musca domestica)

Structure Feeding Life cycle The housefly as a disease vector Control of houseflies Economic importance of housefly Economic importance of housefly