What is biodiversity?

The level of biodiversity that involves a variety of habits and communities is _____ diversity.

• ecosystem

• population

• genetic

• species

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NGSS.MS-LS2-5

What level of biodiversity is most commonly equated with the overall concept of biodiversity?

• genetic

• ecosystem

• species

• population

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NGSS.MS-LS2-5

Why is biodiversity important to ecosystems?

• It helps populations adapt to ecological changes.

• It increases at each level of the food chain.

• It provides more abiotic factors for the ecosystem.

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NGSS.MS-LS2-2

NGSS.MS-LS2-5

How many species are known to be living on Earth?

• between 10,000 and 100,000

• between 1 and 2 million

• between 5 and 9 million

• between 10 and 50 million

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NGSS.HS-LS2-2

Biodiversity, aka biological diversity, usually refers to

• the same species in a general location

• the number of different species in a given area

• the number of animal species in a given area

• the number of plant species in a given area

Tags

NGSS.MS-LS2-5

Which habitat exhibits the greatest biodiversity?

• A habitat with 15 different species with about 300 individuals each
• A habitat with 10 different species with about 75 individuals each
• A habitat with 4 different species with about 150 individuals each
• A habitat with only one species with about 2000 individual

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NGSS.HS-LS2-1

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Define genetic diversity

• variation of genes within a species or population in a given area

• variety of ecosystems in a given area

• system made up of all the living and nonliving things in a given area

• disturbance in the environment conditions that cause genetic changes to occur in organisms

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NGSS.MS-LS4-4

Which statement best describes an example of low species diversity?

• A population of frogs has a wide variety of skin colors

• A marsh ecosystem is covered by a single species of cattail bulrushes

• A state park includes multiple forest, wetland, and freshwater ecosystems

Tags

NGSS.MS-LS2-5

Which statement best describes an example of high species diversity?

• A pond ecosystem is populated by a single species of frogs

• A state park includes multiple forest and freshwater ecosystems with many different species of fish, frogs, and birds

• A desert ecosystem is populated only by organ pipe cacti, camels, and armadillo lizards

Tags

NGSS.MS-LS2-5

Which of the following in not an example of a keystone species?

• Beavers

• Round Gobies

• Sharks

• Sea Otters

Tags

NGSS.HS-LS2-6