By Which Are Watersheds Defined

question 53

Multiple Choice

By which are watersheds defined?

• A)Continental divides.
• B)Drainage divides.
• C)Stream orders.
• D)Fluvial units.

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Definitions:

Pollutants

Substances that contaminate the environment, which can be chemical substances, physical, or biological agents.

Public Water Systems

Public water systems refer to the systems that provide the public with water for drinking, cooking, and bathing, through pipes and other constructed conveyances, and which comply with certain regulatory standards.

Toxic Substance

A toxic substance is a chemical or compound that can cause harm to humans, animals, or the environment when ingested, inhaled, or comes in contact with skin.

Imminent Hazard

A situation that poses an immediate and significant risk to health, safety, or the environment.