True: The ozone layer is responsible for absorbing harmful ultraviolet radiation from the Sun., Volcanic eruptions can contribute to atmospheric pollution., Methane is a greenhouse gas that has a stronger warming effect than carbon dioxide., Photosynthesis by plants and algae reduces the amount of carbon dioxide in the atmosphere., The level of carbon dioxide in the atmosphere has increased significantly since the Industrial Revolution., False: The Earth's atmosphere is made up of exactly 78% oxygen., Carbon dioxide is the most abundant gas in the Earth's atmosphere., The greenhouse effect is entirely caused by human activities., The early atmosphere of Earth contained a large amount of nitrogen and oxygen., Human activities have had no impact on the composition of the atmosphere.,

The Atmosphere T/F Group Sort

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