Question

During night the plant take O2 to for respiration and animals also. Then how the oxygen is supplied to plants & animal?​

Answer 1

Answer:

Plants release oxygen during the day in the presence of natural light through the process of photosynthesis. While at night, the plants uptake oxygen and release carbon dioxide, which is called respiration.

Plants and animals use oxygen to respire and return it to the air and water as carbon dioxide (CO2). CO2 is then taken up by algae and terrestrial green plants and converted into carbohydrates during the process of photosynthesis, oxygen being a by-product.

Answer 2

Answer:

animals and plants need oxygen when an animal breathe it take oxygen in and release carbon dioxide in atmosphere