absorption
biology
carbon
chemical
chlorophyll
color
day
diagram
dioxide
education
educational
energy
environment
explain
foliage
global
glucose
graphic
green
grow
illustration
leaf
life
light
minerals
natural
nature
new
organic
oxygen
photosynthesis
plant
process
release
respiration
scheme
science
scientific
spring
stem
sugar
sun
sunlight
sunlit
symbol
synthesis
warming
water
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