Yes, the Nile delta in northern Egypt forms all three.
Ibis
Farming was only possible in Egypt in the flood plains of the Nile river. Every year the Nile floods, carrying nutrient-rich silt over the flood plains and fertilizing the fields on both sides of the river. Water flowing through the Nile is fresh and was used for irrigation on the fields. Away from the water of the Nile River, Egypt has a desert climate and farming is either subsistence or impossible.
It does flood
no
An ' Old River' is a river with a low gradient and low erosive energy. Old rivers are characterized by flood plains. Examples being the Ganges River and the Nile River.
A Nile Flood.
river Nile
Farmers on the River Nile benefitted from the river's annual flood. The flood irrigated and fertilized the land along the Nile, making it possible for them to grow and harvest crops.
the Nile river flooded during harvest season in ancient Egypt.
The Nile River floods every year.
The mature stage of river development is characterized by flat flood plains where the river meanders and deposits sediment. In this stage, the river has a large volume of water and is more stable, leading to the creation of wide flood plains.