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Correct Answer: D) All of the above.
Correct Answer: A) Osmosis.
Correct Answer: D) Carbon dioxide.
Correct Answer: B) Mutualism.
Correct Answer: C) Cooler temperatures.
Correct Answer: C) Shifted their locations higher into the mountains.
Correct Answer: C) They keep heat from radiating back into space.
Correct Answer: D) Air pollution.
Correct Answer: C) A severe heat wave.
Correct Answer: B) Lower Troposphere.
Correct Answer: D) Human activities.
Correct Answer: A) Decreasing.
Correct Answer: B) Rising.
Correct Answer: C) It traps heat and warms up our planet.
Correct Answer: A) Proxy indicators.
Correct Answer: B) The ozone layer.
Correct Answer: C) Flowers.
Correct Answer: A) Carbon Dioxide CO$_{2}$.
Correct Answer: C) Abiotic factor.
Correct Answer: D) 23, 000 years.
Correct Answer: B) Ice core.
Correct Answer: C) Increase in temperature and decrease in pH.
Correct Answer: C) The equator gets more direct solar radiation.
Correct Answer: D) The Industrial Revolution.
Correct Answer: A) They both are trending upwards.