Landfills are one source of CO2. As garbage decomposes, it releases CO2 into the air. Can you think of at least one way that humans can reduce the amount of trash they dump in landfills?

Which of the following options describes photosynthesis correctly? question 8 options: a plant uses carbon dioxide and water to make oxygen and nitrogen a plant breaks down sugar to make carbon dioxide. a plant uses sunlight, carbon dioxide, and water to make sugar and oxygen. a plant uses sunlight to break down sugars for digestion into water and oxygen.