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Fill in the blank to complete each statement.

The land that supplies water to a river system is called a
.

Pollution from a single, identifiable source is called
source pollution.

Pollution that is difficult to link to a particular origin is called
source pollution.

Respuesta :

answer to number 1. watershed
number 2. point 3
number 3. non point

According to the context, the land that supplies water to a river system is called a watershed.

What is a watershed?

It may be an accident of geographical character that supposes a depression in the surface of the Earth.

In this sense, it can refer to a valley in the middle of heights or a land whose waters go towards the same sea, river or lake.

Therefore, we can conclude that according to the context, the land that supplies water to a river system is called a watershed.

Learn more about a watershed here: https://brainly.com/question/13313239

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