Coevolution: Life & Earth's Systems

What event is considered the earliest example of ecology at work?

• The Cambrian Explosion

• The Permian-Triassic Extinction Event

• The rise of oxygen in the atmosphere due to cyanobacteria

• The evolution of eukaryotes

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NGSS.MS-LS2-3

NGSS.MS-LS4-1

What is the primary process by which the first oxygen in the atmosphere was produced?

• Photosynthesis

• Endosymbiosis

• Volcanic activity

• Methane release from the sea floor

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NGSS.MS-LS1-6

What is the term used to describe the first appearance of life on Earth?

• Abiogenesis

• Biogenesis

• Evolution

• Adaptation

What is the primary process by which the first nitrogen in the atmosphere was produced?

• Photosynthesis

• Endosymbiosis

• Volcanic activity

• Nitrogen fixation by bacteria

How does oxygen allow for larger organism?

• O₂ mixes with our cells to create energy.

• N₂ mixes with our cells to create energy.

• O₂ mixes with our blood to create larger blood cells.

• H₂ mixes with our cells to create energy.

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NGSS.MS-LS1-3

NGSS.MS-LS1-5

How much oxygen does one tree in the Amazon rainforest produce?

• Enough to support all of Brazil.

• Enough to support all of the people on Earth.

• Enough to support 2 people.

• Enough to support 1 million people.

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NGSS.MS-LS1-6

NGSS.MS-LS2-3

Why doesn't the oxygen leave the Amazon rainforest?

• The oxygen doesn't leave the Amazon rainforest because it is absorbed by the soil.
• The oxygen doesn't leave the Amazon rainforest because it is trapped by the dense vegetation.
• The oxygen doesn't leave the Amazon rainforest because it is used by the plants and animals living there.
• The oxygen doesn't leave the Amazon rainforest because it is used up by the rivers and water bodies.

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NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is being sucked up from the Amazon rainforest floor?

• Animals and insects
• Nutrients and water
• Rocks and minerals
• Sunlight and air

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NGSS.MS-LS2-1

What is the secret to Earth's supply of oxygen?

• Diatoms

• Burning fossil fuels
• Deforestation
• Volcanic eruptions

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NGSS.MS-LS1-6

How does the diatom population change daily?

• The diatom population changes daily due to the phases of the moon
• The diatom population changes daily due to the migration of birds
• The diatom population changes daily due to the stock market fluctuations
• The diatom population changes daily due to factors such as nutrient availability, temperature, and light levels.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4