ENVIRONMENTAL PROTECTIO QUIZ

Milbemycin is known to exhibit a broad spectrum of activity against

agricultural herbs

all of these

agricultural pests

agricultural insects

TRUE ANSWER : ?
YOUR ANSWER : ?

Streptomyces griseochromogenes is reported to show a potent curative effect against

milo of soybean

eye spot of sugarcane

rice blast disease

yellow blight of maize

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the bacteria is considered for biological leaching?

all of these

Ferrobacillus terrooxidans

T. thiooxidans

T. ferrooxidans

TRUE ANSWER : ?
YOUR ANSWER : ?

Inundation involves use of a/an

large number of organisms over a long time to suppress/destroy a population

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

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following have been used to oxidize ammonia and to prevent algal growth?

Nitrosomonas europaen

Both (a) and (b)

Micrococcus denitrificans cells encapsulated in liquid membranes

growth of hypomicrobium in presence of added methanol

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following microorganisms leach metals out of rock ores and can accumulate silver?

Zoogloea ramigera

Pseudomonas putida

Pseudomonas aeruginosa

Thiobacillus

TRUE ANSWER : ?
YOUR ANSWER : ?

The rate of degradation and microbes resistance to toxic pollutants remain better when the

individual cell is used

mixed cell population is used

mixed cell population along with metals is used

individual cell along with metal is used

TRUE ANSWER : ?
YOUR ANSWER : ?

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 following is the most effective for the rice sheath blight pathogen, Pellicularia sasakii?

Polyoxin L

Polyoxin D

Polyoxin C

Polyoxin B

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is selectively effective against dicot weeds?

Bialaphos

Anisomycin

Herbicidin A and B

Cycloheximide

TRUE ANSWER : ?
YOUR ANSWER : ?