Microbes in human welfare: Previous Year Questions Part 3

MICROBES IN HUMAN WELFARE

2016 MARCH

1.     “BOD is commonly calculated as an index of water pollution.”

a.     Do you agree with this statement? Why?

b.     Expand BDO.                               (Scores: 2)

2016 SAY

1.     Choose the correct answer from the bracket.         (Score 1)

Cyclosporine A is produced by ……………            

(a) Aspergillus              (b) Clostridium    

(c) Trichoderma           (d) Acetobacter

2.     Select a bio-control agent from the given microbes:

a.   Baculovirus                     b.  Rhinovirus      

c.   Picorna virus                  d.  Adeno virus     (Score 1)

2017 MARCH

1.     What are the advantages of biofertilizers over chemical fertilizers? Give an example for biofertilizer.  (Scores: 2)

2018 MARCH

1.     Complete the table with appropriate terms:

Organism	Scientific name	Bioactive product
Fungus	……..A…….	Citric acid
…..B…..	Acetobacter aceti	Acetic acid
Fungus	Trichoderma polysporum	……C…….
Yeast	……..D……..	stain