What is the Biosphere?

The biosphere is

• All living organisms including plants and animals

• Only aquatic life forms

• Only terrestrial life forms

• Only the Earth's crust

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NGSS.MS-LS2-3

All living organisms on the Earth are found in the

• Hydrosphere

• Biosphere

• Geosphere

• Atmosphere

Why is the biosphere important to life on Earth?

• It is only important for human beings

• It has no importance

• It only affects life in the oceans

• It is where all life exist and interact with each other and their surroundings

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NGSS.MS-LS2-4

What role does the biosphere play in the survival of living organisms?

• It provides a hostile environment that challenges survival

• It is where all the food we need to survive is located

• It creates a vacuum that supports life

• It releases harmful gases that promote life

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NGSS.MS-LS2-4

NGSS.MS-LS2-1

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Which of the following is not considered an ecosystem within the biosphere?

• Forests and grasslands

• Oceans and freshwater lakes

• Deserts and mountains

• Office buildings and city streets

Avery, Anika, and Olivia went on a field trip to a forest. They saw a large area where trees were being cut down. What are the effects of this deforestation on the biosphere?

• Deforestation has no effect on the biosphere

• Deforestation can disrupt animal populations in that area

• Deforestation only has positive effects on the biosphere

• Deforestation increases the amount of oxygen in the atmosphere

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NGSS.MS-LS2-4

NGSS.MS-LS2-1

What roles do animals play in the biosphere's ecosystem?

• They participate in online forums

• They engage in political debates

• They perform in theatrical productions

• They contribute to processes such as pollination, predation, and decomposition.

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NGSS.MS-LS2-5

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Which of the following is not a component of the biosphere?

• Oceans

• Sea lion

• River Otter

• Mountain lion

Match the following

• Hydrosphere

• all life including plants and animals

• Biosphere

• layer of gasses surrounding Earth

• Atmosphere

• all the water (in and underground) found on Earth

• Geosphere

• all rocks and minerals

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NGSS.MS-LS2-1

NGSS.MS-LS2-3

What are effective ways to help save our biosphere?

• By promoting deforestation and destruction

• By increasing pollution

• By using all of our natural resources

• Reduce, Reuse, and Recycle whenever possible

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NGSS.MS-LS2-4

NGSS.MS-LS2-5

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