excretion in plants 2.70 Flashcards
1
Q
when plants photosynthesis what do they absorb and release?
A
absorb - carbon dioxide
release - oxygen
6CO2 + 6H2O > C6H12O6 +6O2
2
Q
when plants respire what do they absorb and release?
A
absorb - oxygen
release - carbon dioxide
C6H12O6 + 6O2 > 6CO2 + 6H2O
3
Q
when is photosynthesis faster than respiration?
A
during the day, at higher light intensities, there will be a net uptake of carbon dioxide and net release of oxygen
oxygen is excreted from the leaves
4
Q
when is respiration faster than photosynthesis?
A
in the dark and at low light intensities, there will be a net uptake of oxygen and net release of carbon dioxide
carbon dioxide is excreted from the leaves
