Detailed answers:

Discuss the different types of Economic activities of man.

Following are the different types of economic activities practiced by man:

1. Primary activities - Primary activities are those activities in which human beings are involved directly with the resources of nature. Being the first stage of activity, it includes food gathering, hunting animals, fishing, grazing, extracting minerals, lumbering and cultivation land. The people involved in the primary sector are called red-collar workers.

2. Secondary activities – Secondary activities include those activities through which humans are able to increase the value of resources by processing and converting raw materials into a valuable product.
Examples include – production of sugar from sugarcane, iron, and steel from its raw materials, etc. Raw materials combined with other inputs such as technology, labour, capital among others are combined together. The workers belonging to this sector are called blue-collar workers.

3. Tertiary activities - Tertiary activities include trade, transport, and communication. These activities are designed in a manner whereby they promote the activities of the secondary sector. This sector involves people with specialized skills in particular fields such as bankers, technicians, etc. and the people involved are called pink-collar workers.

4. Quarternary activities – Quarternary sector comprises of professionals rendering services in education, legal aid, medicine, entertainment, management, recreation, research, and development. Generally concentrated in urban areas, the workers belonging to this sector are called white-collar workers.

5. Quinary activities - Quinary activities comprises of people who are decision makers and policy makers at the highest level. The decision-making activity of advisors, consultants in both the private and public sector fall in this category. Popular in metropolitan cities, the workers belonging to this sector are called gold-collar workers.