Question

what is micro economics

Answer 1

Microeconomics deals with the individual economic units, while macroeconomics deal with aggregate economic units. Both the macro and micro economic theories are important in their own way. The whole (macro) economy is made up of small (micro) parts.
Microeconomics studies the behaviour of individuals and business unit while macro economics studies the behaviour of the economy as a whole.

Answer 2

Micro economics is a branch of economics that studies the behaviour of individuals and form in making decisions regarding the allocation of scarce resources and the interaction among these individuals and firms