in midnight ... carbon dioxide
in the day .. oxygen
Plants release oxygen as a waste gas.
There is only one gas. It is the CO2 gas.
Plants give off oxygen gas in the light.
The gas that plants need for photosynthesis is carbon dioxcide it is the only gas they take in.
plants get there energy from sun
Plants release oxygen gas (O2) into the atmosphere as a byproduct of photosynthesis.
I think its methane gas
It is about the photosynthesis. it reduce O2 gas.
a waste gas createdby cells. Used by plants to survive
Plants take in carbon dioxide gas during the process of photosynthesis.
oxygen
plants