MICROBES IN HUMAN WELFARE biology MCQ’s questions answers

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MICROBES IN HUMAN WELFARE

Question 71 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
pH of vermiculture is kept at .....[MHTCET 2010]
A
Neutral
B
Alkaline
C
Acidic
D
Highly alkaline
Question 72 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Mycorrhiza represents .....[CBSE 1994]
A
Antagonism
B
Symbiosis
C
Parasitism
D
Endemism
Question 73 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
"Gray biotechnology" is .....[AMU 2010]
A
Aquatic process
B
Agricultural process
C
Industrial process
D
Medical process
Question 74 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which one is an example of biocontrol of pests and pathogens using microbes .....[CBSE 2012]
A
Trichoderma against certain plant pathogens
B
Bt cotton to increase cotton yield
C
Lady bird beetle against aphids in Mustard
D
Nucleopolyhedrovirus against white rust of Brassica
Question 75 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Mycorrhiza is helpful in .....[CPMT 2003]
A
Synthesis of food
B
Getting nutrients from soil
C
Providing resistance against different regulators
D
Increase the fertility of soil
There are 75 questions to complete.

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