Job Roles

The pharynx is a passageway shared by both food and air.

The buying and selling of goods is called Trade. Trade is a part of business where goods and services are exchanged for mney and mainly to earn profit. Commerce is used to describe trade and all the other business activities and services which make trade possible like banking, insurance, transport and advertising.

A spreadsheet is an interactive computer application for organization, analysis and storage of data in tabular form. This software allows users to store data in rows and columns.

Glass is made from heating of sand. To melt sand to make glass, the temperature needed is above 1800 deg celcius.

According to psychologist Erik Erikson, Adolescence is the period of life between childhood and adulthood. They go through the psychosocial crisis of identity versus role confusion, which involves exploring who they are as individuals. During this stage, adolescents explore their independence and develop a sense of self i.e independent identity, ego nature.

Most electric, gas, and water companies are examples of natural monopolies. Utilities like water, electricity and gas are essential services that play a vital role in economic and social development.

The demand curve facing a perfectly competitive firm is a horizontal straight line equal to the equilibrium price of the entire market because a perfectly competitive firm can sell all units brought to market at the same price.

Data types are used for declaration of variables in computer programming languages. These determine the type and size of data associated with variables.

Data types examples - int, char, float, etc...

char datatype is the least storage data type with 1 byte.

int with 2 or 4 bytes.

float with 4 bytes

double with 8 bytes.