Home⇒ Medical Science⇒ Biotechnology⇒ Environmental protection
| 1-Dont try to cram or spend more time here just read it fast and cover syllabus then practice MCQ's cheptor of same topic to check your progress. . |
| 2-Wrong options are also given but dont concentrate there, Right answer is in bold format. |
| Q1 ⇒ Which of the following microorganisms leach metals out of rock ores and can accumulate silver? Thiobacillus [other wrong options] [Discuss in forum] |
| Q2 ⇒ Which of the following is selectively effective against dicot weeds? Herbicidin A and B [other wrong options] [Discuss in forum] |
| Q3 ⇒ Which of the following have been used to oxidize ammonia and to prevent algal growth? Nitrosomonas europaen [other wrong options] [Discuss in forum] |
| Q4 ⇒ Milbemycin is known to exhibit a broad spectrum of activity against agricultural pests [other wrong options] [Discuss in forum] |
| Q5 ⇒ Phenols degradation in waste water of hospitals, laboratories and coal processing to coke can be achieved by using both (a) and (b) [other wrong options] [Discuss in forum] |
| Q6 ⇒ Which of the following herbicide is known to be effective against perennial shrubs, annual weeds and weeds of rice? Cycloheximide [other wrong options] [Discuss in forum] |
| Q7 ⇒ Streptomyces griseochromogenes is reported to show a potent curative effect against rice blast disease [other wrong options] [Discuss in forum] |
| Q8 ⇒ Which of the following can be used for the removal of color from the effluents of pulp mill? Both (a) and (b) [other wrong options] [Discuss in forum] |
| Q9 ⇒ Which of the bacteria is considered for biological leaching? all of these [other wrong options] [Discuss in forum] |
| Q10 ⇒ Which of the following subgroup/(s) belong/(s) to the Baculo viruses? All of these [other wrong options] [Discuss in forum] |
| Q11 ⇒ Inundation involves use of a/an large number of organisms over a short time to suppress/destroy a population [other wrong options] [Discuss in forum] |
| Q12 ⇒ Which of the following is known to control Colorado potato beetle? Beaveria bassiana [other wrong options] [Discuss in forum] |
| Q13 ⇒ Which of the following/(s) can be used for the reduction of nitrate in waste water? Both (a) and (b) [other wrong options] [Discuss in forum] |
| Q14 ⇒ The heavily polluted zone of water reservoir is known as pleosaprophytic zone [other wrong options] [Discuss in forum] |
| Q15 ⇒ Which of the following accumulates from factory waste? Zoogloea ramigera [other wrong options] [Discuss in forum] |
| Q16 ⇒ The rate of degradation and microbes resistance to toxic pollutants remain better when the mixed cell population is used [other wrong options] [Discuss in forum] |
| Q17 ⇒ Which of the following is the most effective for the rice sheath blight pathogen, Pellicularia sasakii? Polyoxin D [other wrong options] [Discuss in forum] |