Unit 6 Review Part 1

Front

What are some causes of land pollution?

Back

Misuse of resources, degradation of land, improper disposal of trash.

Front

What impact does forestry have on the air?

Back

Cutting down trees reduces the amount of carbon dioxide being absorbed.

Front

What is ocean acidification?

Back

A drop in ocean pH caused by the absorption of CO2.

Front

What happens to areas that are paved over when it rains?

Back

Increased runoff causes flooding.

Front

How does urbanization increase erosion?

Back

Clear cutting for expansion allows more soil to run off.

Front

Define land pollution.

Back

The contamination of land due to human activities, leading to degradation of the land's quality.

Front

What is the role of trees in carbon dioxide absorption?

Back

Trees absorb carbon dioxide during photosynthesis, helping to regulate atmospheric CO2 levels.

Front

Explain the concept of runoff.

Back

Runoff is the flow of water, usually from precipitation, that moves across the land surface and can lead to flooding.

Front

What is the significance of pH in ocean water?

Back

pH measures the acidity or alkalinity of ocean water, affecting marine life and ecosystems.

Front

How does urbanization affect local ecosystems?

Back

Urbanization often leads to habitat destruction, loss of biodiversity, and changes in local climate.