Greenhouse Effect: Keeping the Balance | NASA Climate Kids

And how would greater amounts of this compound impact plant growth, and why?

a
Carbon dioxide - decrease plant growth, due to increased respiration.
b
Carbon dioxide - increase plant growth, due to greater availability of this essential reactant.
c
Water - increase plant growth, due to greater availability of this carbon rich reactant.
d
ATP - decrease plant growth, due to decreased carbon rich compounds and accelerated absorption.

b

Carbon dioxide - increase plant growth, due to greater availability of this essential reactant.