Plants can convert carbon dioxide and water into carbohydrates and take oxygen in (this is known as photosynthesis) only during the day does this happen because it requires sunlight. so oxygen is required to do all this. hope this helped to understand more.
plants can convert carbon dioxide and water into carbohydrates and oxygen in a process called photosynthesis. As photosynthesis requires sunlight, this process only happens during the day. ... Oxygen is required to do this.
