Biodiversity and Humans

What factor does NOT affect biodiversity?

• Urbanization

• Planting Native Plants

• Overfishing

• Pollution

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NGSS.MS-LS2-5

What does biodiversity mean?

• Only one species in an area.

• The different amount of species in an area

• All abiotic life

• Nitrogen fixation

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The largest threat to biodiversity is

• bacteria

• humans

• fungi

• plants

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NGSS.MS-ESS3-4

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What are the greatest problems facing plants, animals and people?

• Introducing new species that can cause problems

• Illegal hunting

• Habitat desctruction

• All of the above

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NGSS.MS-ESS3-4

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Human impact on the environment is often more dramatic than the impact of most other living things because humans have a greater

• need for water.

• ability to alter the environment.

• need for food.

• ability to adapt to change.

Tags

NGSS.MS-ESS3-4

Why is habitat fragmentation hazardous to animals?

• Animals may not thrive in their new habitat

• Habitat fragmentation causes loss of habitat for many organisms

• If coral reefs die, so will many fish species that depend on them

• Habitat fragmentation does not pose a threat to animals.

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NGSS.MS-LS2-1

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Habitat fragmentation occurs when...

• an ecosystem is able to recover, or adjust easily to change.

• smaller fragments of a habitat join to make a large habitat.

• the temperature of ocean water causes algae to leave coral reefs.

• a large area of habitat is broken up into smaller isolated areas.

Tags

NGSS.MS-LS2-4

Which of the following is a direct benefit of biodiversity to humans?

• A) Increased disease spread

• B) Greater food variety

• C) Habitat destruction

• D) Climate change

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NGSS.MS-LS2-5

What is the primary reason for the loss of biodiversity in tropical rainforests?

• A) Natural disasters

• B) Overpopulation of species

• C) Deforestation

• D) Climate stability

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NGSS.MS-ESS3-4

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How does biodiversity contribute to the stability of ecosystems?

• A) By reducing the number of species

• B) By increasing competition

• C) By providing a variety of organisms that can adapt to changes

• D) By eliminating predators

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NGSS.MS-LS2-5