1.

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

Answer»

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



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