Write a dialogue of minimum three meaningful exchange on "importance of discipline in your life". please give answer.

Write the importance of synthetic polymers in our life.

pH has a great importance in our daily life. Explain by giving three examples.

Fungi are cosmopolitan, write the role of fungi in your daily life.

Write three types of blood vessels. Give one important feature of each.

Arrange the following in the decreasing order (most important first) of their importance, for the welfare of human society. Give reasons for your answer. Biogas, Citric acid, Penicillin and Curd