Question

carbon dioxide is a present to extent of only 0.03 % by volume in air why then is it considered to be so important ?

Answer 1

Human beings are consumers and depend on plants of their survival as plants are the most basic source of energy for human beings. Plants require carbon dioxide for the process of photosynthesis in order to make their food that's why carbon dioxide is considered important for our survival

Answer 2

The question is answered below-

Though the percentage of carbon dioxide in the air is meager, this gas is very essential for the reasons illustrated below-

1. Carbon dioxide contributes to maintaining a tolerable temperature on earth. The world would freeze in its absence.

2. Carbon dioxide is utilized by the plants to execute the process of photosynthesis by which they prepare their food along with the usage of sunlight and chlorophyll. In return, they produce oxygen. Oxygen is essential for the survival of living beings on earth.