1.

Pasteur succeeded in disproving the spontaneous generation theory because                                             [DPMT 1992]

A.            He was lucky                           
B.            He was ingenious in drawing out the neck of the glass flasks so as to provide access to air but not to the micro-organism
C.            Of the fact that the sample of yeast taken by him was dead
D.            Of the clean surroundings of his laboratory
Answer» C.            Of the fact that the sample of yeast taken by him was dead


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