Biology and Human Welfare

In this chapter, students will learn about health and diseases. Good health is disturbed by harmful agents such as parasites that are infectious agents. Immunity is the response of the body to oppose infections.

This chapter tells us about the improvement in food production as it is essential to provide nutritious food to the population. Plant breeding helps in the improvement of crops and resists diseases. We will also explore apiculture.

This chapter talks about the role of microbes in human welfare. Microbes are tiny organisms not visible to the eyes. They are very useful in household food processing. They are used in producing industrial products, antibiotics, and biogas.