photosynthesis
Pronunciation
Noun
B1 Intermediate
Quick answer
The process by which green plants use sunlight to turn water and carbon dioxide into food and oxygen.
Usage notes
Respiration is sometimes treated as photosynthesis's opposite process, since it releases energy from food rather than storing it.
Test yourself
Which word fits the gap? "_____ happens mainly in the leaves, where chlorophyll captures sunlight."
Answer: photosynthesis
In your own words, what does "photosynthesis" mean?
The process by which green plants use sunlight to turn water and carbon dioxide into food and oxygen.
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