Effects of Global Warming

What are some observed shifts in the lifecycles of plants and animals due to global warming?

• Flowers blooming earlier and birds hatching earlier in the spring

• Animals migrating towards the poles and up mountainsides

• Plants attempting to shift their ranges

• All of the above

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Why are species living in unique ecosystems at a higher risk due to global warming?

• They are unable to migrate to new habitats

• They are already threatened by dwindling sea ice

• Human development prevents their shifts

• All of the above

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What percentage of species could be committed to extinction with 2 to 3 Celsius degrees of further warming?

• 10 to 20 percent

• 20 to 30 percent

• 30 to 40 percent

• 40 to 50 percent

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Why is the rate of warming important for plants and animals?

• It determines the magnitude of the effect

• It allows species to adjust quickly enough

• It prevents the disappearance of certain ecosystems

• None of the above

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What can warmer ocean temperatures cause coral to do?

• Bleach

• Grow faster

• Increase in size

• None of the above

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What could lead to the death of coral reefs around the world?

• Increasing carbon dioxide in the atmosphere

• Warmer ocean temperatures

• Ocean acidification

• All of the above

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What is the effect of ocean acidification on ocean ecosystems?

• It leads to coral bleaching

• It increases the acidity of ocean waters

• It causes the death of marine mammals

• None of the above

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What is the main concern for species living in polar and mountaintop regions?

• Migration to new habitats is not possible

• Human development prevents their shifts

• They are already threatened by dwindling sea ice

• All of the above

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NGSS.HS-LS2-6

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What is the estimated impact of 1 Celsius degree of additional warming on coral reefs?

• Localized bleaching and death

• No significant impact

• Widespread bleaching and death

• Increase in coral growth

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NGSS.HS-LS2-6

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What is the effect of global warming on the migration patterns of animals?

• Animals tend to migrate towards the poles and up mountainsides

• Animals stay in their current habitats

• Animals migrate to new areas as old habitats grow too warm

• None of the above

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NGSS.HS-LS2-6

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