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Biotechnology - 19
Which of the following/(s) can be used for the reduction of nitrate in waste water? A. Growth of Hypomicrobium in presence of added methanol B. Micrococcus denitrificans cells encapsulated in liquid membranes C. Both (a) and (b) D. Nitrosomonas europaen... Which of the following herbicide is known to be effective against perennial shrubs, annual weeds and weeds of rice? A. Cycloheximide B. Anisomycin C. Herbicidin D. Bialaphos.... Which of the following is selectively effective against dicot weeds? A. Cycloheximide B. Anisomycin C. Herbicidin A and B D. Bialaphos......
Thời gian bắt đầu: Hôm nay lúc 10:21:40(Server time)
Số câu hỏi: 10.   Tổng điểm: 10
Thời gian làm bài: 20 phút.  Thời gian còn lại: 
Cỡ chữ câu hỏi:  Cỡ chữ đáp án:
1-
Which of the following/(s) can be used for the reduction of nitrate in waste water?
A-
Growth of Hypomicrobium in presence of added methanol
B-
Micrococcus denitrificans cells encapsulated in liquid membranes
C-
Both (a) and (b)
D-
Nitrosomonas europaen
2-
Which of the following herbicide is known to be effective against perennial shrubs, annual weeds and weeds of rice?
A-
Cycloheximide
B-
Anisomycin
C-
Herbicidin
D-
Bialaphos
3-
Which of the following is known to control Colorado potato beetle?
A-
Beaveria bassiana
B-
Metarhizium anisopliae
C-
Verticillium lecauii
D-
Nomuraea rileyi
4-
Phenols degradation in waste water of hospitals, laboratories and coal processing to coke can be achieved by using
A-
fungus Aureobasidium pullulans adsorbed by the fibrous asbestos
B-
cells of Pseudomonas spp. either adsorbed to anthracite coal or entrapped on alginate gel
C-
Both (a) and (b)
D-
Phanerochaete chrysosporium
5-
Which of the following is the most effective for the rice sheath blight pathogen, Pellicularia sasakii?
A-
Polyoxin D
B-
Polyoxin B
C-
Polyoxin L
D-
Polyoxin C
6-
Which of the following subgroup/(s) belong/(s) to the Baculo viruses?
A-
Nuclear polyhedrosis viruses
B-
Granulosis viruses
C-
Oryctestypes
D-
All of these
7-
Which of the following accumulates from factory waste?
A-
Pseudomonas aeruginosa
B-
Thiobacillus
C-
Pseudomonas putida
D-
Zoogloea ramigera
8-
Which of the following can be used for the removal of color from the effluents of pulp mill?
A-
Coriolus versicolor entrapped in calcium alginate beads
B-
Phanerochaete chrysosporium
C-
Both (a) and (b)
D-
Nitrosomonas europaen
9-
Which of the following have been used to oxidize ammonia and to prevent algal growth?
A-
growth of hypomicrobium in presence of added methanol
B-
Micrococcus denitrificans cells encapsulated in liquid membranes
C-
Both (a) and (b)
D-
Nitrosomonas europaen
10-
An odd number of cross overs in inverted region will result into formation of a dicentric chromatid and acentric chromatid at anaphase I incase of
A-
pericentric inversion
B-
paracentric inversion
C-
double inversion
D-
None of these
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