Question

if all the carbon dioxide in the air disappears how will it affect the plants​

Answer 1

Answer:

 If forests disappear, the amount of carbon dioxide in air will increase, resulting in the increase of earth's temperature. 2 In the absence of trees and plants, the animals will not get food and shelter. 3 In the absence of trees, the soil will not hold water, which will cause floods.

Answer 2

Plants will not be able to make their own food. that is they will not be able to do photosynthesis.As during photosynthesis carbon dioxide is needed :)