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What is photosynthesis and why is it important?

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First of all, without plants the entire food chain—or more accurately the food web—would lose its foundation. All animals (including us humans) ultimately depend on plant material either directly, or indirectly through their herbivore prey. read more

Plants use photosynthesis to produce carbohydrates from inorganic substrates. All organisms need energy to grow and reproduce. Many organisms (including all plants) use cellular respiration to produce ATP, which is used for cellular energy. read more

Photosynthesis is the conversion of carbon dioxide and water into carbohydrates using energy from sunlight. It is the main process by which new energy becomes available to life on Earth. Plants and algae use photosynthesis to convert light energy into a form available to other organisms, and thus form the base of almost every food chain. read more

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