Biotechnology - Environmental Protection

Exercise :: Environmental Protection - Section 1

  • Environmental Protection - Section 1
6. 

The heavily polluted zone of water reservoir is known as

A. pleosaprophytic zone
B. mesosaprophytic zone
C. oligosaprophytic zone
D. none of these

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

7. 

Streptomyces griseochromogenes is reported to show a potent curative effect against

A. rice blast disease
B. yellow blight of maize
C. milo of soybean
D. eye spot of sugarcane

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

8. 

Which of the following is selectively effective against dicot weeds?

A. Cycloheximide
B. Anisomycin
C. Herbicidin A and B
D. Bialaphos

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

9. 

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

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

10. 

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

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.