which of these would lead to an increase in carbon dioxide in the atmosphere
a- decrease in animal respiration
b- decrease in plant respiration
c- an increase in photosynthesis
d- an increase in auto and factory emissions

2. which activity occurs during the process of photosynthesis?"
a- the suns energy from organic molecules is converted into light energy
b- organic molecules are absorbed from the environment
c- organic molecules are converted into organic food molecules
d- carbon dioxide is taken in by plants to make sugars from carbon

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