Watersheds and Ecosystem Factors

The video introduces the concept of ecosystems, focusing on biotic and abiotic factors. It explains watersheds, their components, and their significance. Key terms like tributaries, divides, and riparian buffers are discussed. The video concludes with a local example of watersheds near Dixon Smith Middle School.

What does the prefix 'Eco' in ecosystem refer to?

• Economy

• Environment

• Ecology

• Energy

Which of the following is a biotic factor?

• Water supply

• Sunlight

• Air quality

• Fungi

How do abiotic factors influence ecosystems?

• They determine the types of living organisms present.

• They have no impact on ecosystems.

• They only affect human activities.

• They are irrelevant to ecosystem health.

What is a watershed?

• A body of water that flows over and through land

• A type of desert ecosystem

• A mountain range

• A type of forest ecosystem

What is a tributary?

• A type of watershed

• A mountain range

• A small stream flowing into a larger river

• A large river flowing into a smaller stream

What is the role of a watershed divide?

• To increase water flow

• To decrease water quality

• To separate watersheds from each other

• To connect different watersheds

How does gravity affect water flow in watersheds?

• It causes water to flow downhill

• It causes water to flow uphill

• It has no effect on water flow

• It makes water stagnant

What is a riparian buffer?

• A type of fish

• A planting of vegetation along stream banks

• A mountain range

• A type of watershed

What is one purpose of a riparian buffer?

• To decrease vegetation

• To increase water pollution

• To increase erosion

• To slow down runoff

What is unique about the location of Dixon Smith Middle School?

• It is located in a desert

• It is on the boundary of two watersheds

• It is on a mountain peak

• It is in the middle of a lake