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Biotechnology - 19

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

[Người đăng: Thành Lãm - ST]

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