MICROBES IN HUMAN WELFARE biology MCQ’s questions answers

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MICROBES IN HUMAN WELFARE

Question 176 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Aquatic fern which is an excellent biofertilizer .....[Odisha 2008]
A
Salvinia
B
Azolla
C
Marsilea
D
Pteridium
Question 177 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
In gobar gas, the maximum amount is that of .....[CBSE Mains 2012]
A
Butane
B
Propane
C
Carbon dioxide
D
Methane
There are 177 questions to complete.

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