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1. Which of the following is known to control Colorado potato beetle?
a. Beaveria bassiana
b. Metarhizium anisopliae
c. Verticillium lecauii
d. Nomuraea rileyi
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Answer: (a).Beaveria bassiana

2. 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
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Answer: (c).both (a) and (b)

3. 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
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Answer: (a).Polyoxin D

4. 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
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Answer: (d).All of these

5. Which of the following accumulates from factory waste?
a. Pseudomonas aeruginosa
b. Thiobacillus
c. Pseudomonas putida
d. Zoogloea ramigera
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Answer: (d).Zoogloea ramigera

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