Why is the farming considered the beginning of Neolithic revolution

Farming was considered the beginning of the Neolithic revolution because this was the period where various types of plants and animals are domesticated which happened to different locations worldwide. This is based on the archaeological data where Neolithic Revolution greatly narrowed the diversity of foods available. The Neolithic Revolution is also called the Agricultural Revolution, by allowing observation and experiment to plants, people knew how to learn how they grew and developed and had made an increasingly larger population.