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Subjects
Science CBSE
Class 8
Microorganisms - Friend and Foe
Textbook questions
5.
Multiple choice questions V
Exercise condition:
2
m.
1. The most common carrier of communicable diseases is
Dragonfly
Spider
Ant
Housefly
2. The process of conversion of sugar into alcohol is called
fermentation
moulding
infection
nitrogen fixation
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