Bio 2.2.2

Front

Why is water considered a precious resource despite covering 75% of the Earth's surface?

Back

Only a small fraction of the Earth's water is freshwater available for drinking and irrigation.

Front

What human activity can help preserve nonrenewable resources?

Back

Recycling.

Front

How do humans modify ecosystems?

Back

Humans modify ecosystems through activities like factory emissions, redirecting freshwater behind dams, and cutting down trees for development.

Front

What would happen to the Earth without the Greenhouse Effect?

Back

The Earth would freeze.

Front

Which human activity is most likely to deplete nonrenewable resources?

Back

Increased use of fossil fuels.

Front

What is the Greenhouse Effect?

Back

The Greenhouse Effect is the warming of Earth's surface due to the trapping of heat by greenhouse gases in the atmosphere.

Front

What are nonrenewable resources?

Back

Nonrenewable resources are natural resources that cannot be replenished within a human lifespan, such as fossil fuels and minerals.

Front

What is the impact of deforestation on ecosystems?

Back

Deforestation leads to habitat loss, decreased biodiversity, and disruption of water cycles.

Front

How does recycling help the environment?

Back

Recycling reduces waste, conserves natural resources, and decreases pollution.

Front

What is acid rain and how is it caused?

Back

Acid rain is precipitation that is more acidic than normal due to emissions from factories and vehicles.