11. Which is not a character of good fire wood

A Highly combustible
B Soft wood
C Non resinoces and non smoky
D High caloric value
Answer :   Soft wood
Discuss Question

12. What is mode of bacterial resistance against antibiotics

A Development of thick mucilagrens layer
B Alteration of cell membrane
C Mutation in bacteria
D All of the above
Answer :   All of the above
Discuss Question

13. Vitamin B12 is formed during fermentation

A Ashloya gassipii
B Rhizopus stalonifer
C Propionibacteria
D Saccharomyces cervisieve
Answer :   Propionibacteria
Discuss Question

14. Golden rice is a transgenic crop of the future with the following improved trait:

A insect resistance
B high lysine (essential amino acid) content
C high protein content
D high vitamin-$$A$$ content
Answer :   high vitamin-$$A$$ content
Discuss Question

15. Important objective of biotechnology in riculture section is

A To produce pest resistant varieties of plants
B To increase the nitrogen contant
C To decrease the seed number
D To increase the plant weight
Answer :   To produce pest resistant varieties of plants
Discuss Question

16. In Bt cotton, the Bt toxin present in plant tissue as pro-toxin is converted into active toxin due to:

A Acidic pH of the insect gut
B Action of gut micro-organisms
C Presence of conversion factors in insect gut
D Alkaline pH of the insect gut
Answer :   Alkaline pH of the insect gut
Discuss Question

17. Recombinant DNA Tecnology prepared vaccine is called

A First generation vaccine
B Second generation vaccine
C Third generation vaccine
D Synthesized vaccine
Answer :   Second generation vaccine
Discuss Question

18. The name of Norman Borlaug is associated with:

A white revolution
B green revolution
C yellow revolution
D blue revolution
Answer :   green revolution
Discuss Question

19. The first human hormone produced by recombinant DNA technology is:

A Insulin
B Estrogen
C Thyroxin
D Progesterone
Answer :   Insulin
Discuss Question

20. Who is credited with identifying petrocrops

A M.S. Swaminathan
B M.Calvin
C Rutaceae
D N. Borlaug
Answer :   M.Calvin
Discuss Question


Practice More MCQ Question on Biology Section