Healthy Ecosystems
Human Benefits
Human Harm
Conservation Efforts
Ecosystem Examples
100

What is an ecosystem?

A community of living organisms and their physical environment

100

How can farming help an ecosystem?

Provides food for humans and habitats for certain wildlife

100

What is pollution?

The contamination of the Earth's environment with harmful substances

100

What is recycling?

The process of converting waste materials into new products

100

What is a forest ecosystem?

A large area dominated by trees and other plant life

200

Name two things a healthy ecosystem needs.

Diverse species and clean water

200

How do parks and protected areas benefit ecosystems?

They preserve natural habitats and biodiversity

200

How does deforestation harm ecosystems?

It destroys habitats and decreases biodiversity

200

What is reforestation?

Planting trees to restore forest areas

200

What is a freshwater ecosystem?

Bodies of water like rivers, lakes, and streams

300

What role do decomposers play in a healthy ecosystem?

They break down dead material, returning nutrients to the soil


300

What is an example of eco-tourism?

Travel focused on observing wildlife and preserving nature

300

What effect does overfishing have on marine ecosystems?

It depletes fish populations and disrupts the food chain

300

What does "conservation" mean?

The protection and preservation of natural resources

300

Describe a marine ecosystem.

Ocean regions with saltwater, including coral reefs and ocean depths

400

How does biodiversity contribute to an ecosystem’s health?

High biodiversity ensures resilience and recovery from disruptions

400

How can scientific research benefit ecosystems?

It can lead to better management practices and conservation techniques

400

What are the consequences of air pollution on ecosystems?

It can harm plant and animal health and alter habitats

400

What is a wildlife sanctuary?

A protected area that provides safe habitats for wildlife

400

Give an example of a desert ecosystem

An area with sparse vegetation and extreme temperatures, like the Sahara

500

What balance must be maintained in a healthy ecosystem?

The balance between predator and prey and nutrient cycles

500

How can responsible water usage benefit ecosystems?

Reduces water stress on local water bodies and ecosystems

500

How does urban sprawl affect ecosystems?

It reduces green spaces and increases pollution

500

What is sustainable development?

Development that meets current needs without harming future generations

500

What is an urban ecosystem?

Areas in cities where humans and wildlife interact, like parks

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