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Only when Mars is rising in Capricorn, or when June 12th falls on a Wednesday

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Q: When does a green plant give out oxygen?
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Do flowers give off oxygen?

Flowers do not give out oxygen, the green parts of a plant give out oxygen when the are engaged in photosynthesis.


What is the source of the earths oxygen?

Green plant life. Carbon dioxide in absorbed by green plant leaf. It undergoes photosynthesis in the plant; the oxygen is released back into the atmosphere and the carbon is retained in the plant as biomass. It is part of the Carbon / Oxygen cycle.


Does a green plant add oxygen to its environment?

yes


Does grass give off oxygen?

YES!!! All GREEN Plant material gives off oxygen. Carbon dioxide is a heavy gas, and fall to the ground. Whereupon it is absorbed by green plant life. Then in the process of photosynthesis, carbon dioxide in broken down (decomposed) into oxygen and the carbon component remains in the plant as biomass. The oxygen is released back into the atmosphere, for animals to breath. It is part of the 'carbon' and 'oxygen' bio-chremical cycles on Earth. Photosynthesis, does not occur at night, when there is no UV light from the Sun.


What gas does a plant release in sunlight?

oxygen. plant give out oxygen and takes in carbon dioxide in the present in the sunlight


Can a plastic plant give off oxygen?

no


When Green Plants Give Out Carbon Dioxide?

Green plants give out oxygen in the day time and take carbon dioxide and during the night the green plants give out carbon dioxide and take oxygen.


How oxygen from atmosphere gets into the mesophyll cells in a green plant?

by diffusion


In a green plant cell oxygen is used primarily for what process?

Respiration


What specific charasteristic does helps plant to survive?

their process of food making.ALL green plants need Carbon dioxide to survive and they give oxygen to as their waste gas.


Is the rate of production of oxygen by photosynthesis in green plant suficient to balance the steady depletion of oxygen?

Yes


What does a plant give off to benefit humans?

Oxygen