Question

explain how the oxygen in air is replaced ?​

Answer 1

Answer:

Oxygen is replaced in the atmosphere by the plants as they prepare food (photosynthesis). Carbon dioxide is replaced by the animals for the plants to consume. Plants and Animals are interdependent on each other for survival.

Answer 2

$\huge\underline\red{Answer:-}$

◆ Carbon carbon dioxide is taken by plant and by the process of photosynthesis it is converted into Oxygen and then it is released.

Hope... It... Helps... You...