Question

why carbon dioxide is necessary for photosynthesis​

Answer 1

Answer:

Carbon dioxide is necessary for photosynthesis in plants with simple experiment. ... This chemical energy is stored in carbohydrate molecules, such as sugars, which are synthesized from carbon dioxide and water. In most cases, oxygen is also released as a waste product.

Answer 2

Answer:

CO2 is an essential factor for photosynthesis, as it helps in breakdown of energy produced to simpler units for better consumption. however, oxygen plays a main role in respiration for plants too.