31. Which is the group of autotroph micro organisms ?
A. Anabaena, Nostoc, Glomus, Trichoderma
B. Aceletoria, Anabaena, Cynobacteria, Rhizopus.
C. Nostoc, Aspergilus, Anabaena, Rhizopus
D. Acelatoria, Anabaena,Nostoc, Cynobacteria.
Answer : Option D
32. By which process floating debris and grit are removed in STPs respectively ?
A. Filteration and Sedimentation
B. Filteration and Distilation
C. Sedimentation and Filteration
D. Only Filteration
Answer : Option A
33. Which is useful to control Nematodes in cearel crops ?
34. Which sentence is odd ?
A. Progesteron is useful as a immuno suppressor
B. Stetins is useful to reduse cholesterole
C. Streptokines is useful to prevent blood clotting
D. Lipase is useful to remove oily stains
Answer : Option A
35. Which micro organism is involved in flocks as well as in michorrhiza ?
36. Find odd group out :-
A. Carbomycin, bactitracin, tetracytidine, fumagillin
B. Butaric acid, Isotric acid, Lectic acid, Melic acid
C. Amylase, Protease, Lipase, Csellulase
D. Glucomylase, Renin, Glucose Oxicide
Answer : Option B
37. Which pest is obtained from Pseudononas ?
38. Which organism is useful to prepare Alcohol ?
A. Saccherohmy Ceribicie
B. Streptomycis Saccheromysis
C. Streptococus cerbicie
D. Saccherohmycis Cerevisiae
Answer : Option D
39. Which pair is odd ?
A. Rhizobium-Symbiotic bacteria
B. Glamus-Symblotic fungus
C. Trichoderma-Free living bactaria
D. Azatobector-Free living bactaria
Answer : Option C
40. Which is correct sequence for purification process of STPs ?
A. Primary Sludge ?Effluent?Flocks ?Active Sludge ?Biogas
B. Flocks ?Primary Sludge ?Effluent ?Active Sludge ?Biogas
C. Primary Sludge ?Effluent ?Active Sludge ?Flocks ?Biogas
D. Effluent?Flocks ?Primary Sludge ?Active Sludge ?Biogas
Answer : Option A