How leaves eat sunlight
Chapter 1
The leaf as a solar panel
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Chapter 2
The magic recipe of air and water
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Chapter 3
The ancient bacteria that changed the world
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Chapter 4
The global engine of life
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YOUR GOAL
Master of How leaves eat sunlight
Ch 4 · The global engine of life
Fun Fact
Ocean oxygen: Every second breath of oxygen you take comes from microscopic phytoplankton in the sea.
Glossary
photosynthesis (noun)
The chemical process by which green plants, algae, and some bacteria convert carbon dioxide and water into food using energy from sunlight. In 1779, Jan Ingenhousz demonstrated that plants require sunlight to perform this vital chemical process.
The chemical process by which green plants, algae, and some bacteria convert carbon dioxide and water into food using energy from sunlight. In 1779, Jan Ingenhousz demonstrated that plants require sunlight to perform this vital chemical process.
Quiz
What percentage of Earth's oxygen is estimated to be produced by marine phytoplankton?
Quiz
What clean fuel do scientists hope to generate using artificial photosynthesis technology?
Quiz
Approximately how many square kilometers does the carbon-absorbing Amazon rainforest cover?
Quiz
What is the name of the water-saving photosynthesis method used by cacti and pineapples?