Question

Define tributary and distributary

Answer 1

small river joins at the origin is called tributary
the river which is formed by the end of the river is distributary

Answer 2

Answer:

TRIBUTARY

• A smaller river that joins a larger river and contribute it's water to the largest river is called the tributary of the larger river.

DISTRIBUTARY

• When a river reaches near its mouth it carries a large volume of water and sediment. The speed of the river also decreases. Thus, the excess sediment is deposited as sand bars in the wide river channel . The sand bars divide the main river channel into several channels called distributaries.