Which of the following/(s) can be used for the reduction of nitrate in waste water? Growth of Hypomicrobium in presence of added methanol Micrococcus denitrificans cells encapsulated in liquid membranes Nitrosomonas europaen Both (a) and (b) TRUE ANSWER : ? YOUR ANSWER : ?
Which of the bacteria is considered for biological leaching? T. ferrooxidans Ferrobacillus terrooxidans all of these T. thiooxidans TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following accumulates from factory waste? Thiobacillus Pseudomonas putida Zoogloea ramigera Pseudomonas aeruginosa TRUE ANSWER : ? YOUR ANSWER : ?
Milbemycin is known to exhibit a broad spectrum of activity against agricultural insects agricultural herbs agricultural pests all of these TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following microorganisms leach metals out of rock ores and can accumulate silver? Pseudomonas putida Thiobacillus Pseudomonas aeruginosa Zoogloea ramigera TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following herbicide is known to be effective against perennial shrubs, annual weeds and weeds of rice? Herbicidin Cycloheximide Bialaphos Anisomycin TRUE ANSWER : ? YOUR ANSWER : ?
The heavily polluted zone of water reservoir is known as mesosaprophytic zone none of these oligosaprophytic zone pleosaprophytic zone TRUE ANSWER : ? YOUR ANSWER : ?
Inundation involves use of a/an organism over a short time to suppress/destroy a population large number of organisms over a short time to suppress/destroy a population organism over a long time to suppress/destroy a population large number of organisms over a long time to suppress/destroy a population TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is selectively effective against dicot weeds? Cycloheximide Anisomycin Herbicidin A and B Bialaphos TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following have been used to oxidize ammonia and to prevent algal growth? growth of hypomicrobium in presence of added methanol Nitrosomonas europaen Micrococcus denitrificans cells encapsulated in liquid membranes Both (a) and (b) TRUE ANSWER : ? YOUR ANSWER : ?