Basketball Review: 6

What is one way human pollution can affect an ecosystem?

• It can increase the number of trees.

• It can lead to water contamination.

• It can make animals grow faster.

• It can cause more sunlight.

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How might a forest ecosystem recover after a wildfire?

• By planting new trees

• By removing all animals

• By stopping rain

• By adding more pollution

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Which human activity can lead to habitat destruction?

• Building houses

• Planting flowers

• Watching birds

• Swimming in a lake

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What role do natural disasters play in changing ecosystems?

• They always improve the ecosystem

• They can destroy habitats and change population dynamics

• They make ecosystems more colorful

• They have no effect on ecosystems

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How can human interactions positively impact an ecosystem?

• By introducing more pollution

• By conserving natural resources

• By cutting down all trees

• By hunting all animals

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What is one effect of habitat destruction on animal populations?

• Animals find more food

• Animals may lose their homes

• Animals become invisible

• Animals grow larger

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How can ecosystems naturally recover after a natural disaster?

• By stopping all plant growth

• By allowing native plants to regrow

• By removing all water sources

• By increasing pollution

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Why is it important to study the effects of human pollution on ecosystems?

• To learn how to make more pollution

• To understand how to protect and preserve ecosystems

• To find new places to build factories

• To make ecosystems less diverse

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What is a possible consequence of not addressing habitat destruction?

• Increased biodiversity

• Extinction of species

• More natural resources

• Better air quality

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Biodiversity is important for the stability of ecosystems. Which of the following actions would most likely INCREASE biodiversity in a region?

• Introducing non-native species

• Establishing a protected area

• Clearing forests for agriculture

• Using pesticides extensively

Answer explanation

Establishing a protected area helps to increase biodiversity by providing a safe habitat for various species to thrive without human interference.

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DOK Level 2: Skill/Concept