ENVIRONMENTAL PROTECTIO QUIZ

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

Zoogloea ramigera

Pseudomonas aeruginosa

Thiobacillus

Pseudomonas putida

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is known to control Colorado potato beetle?

Verticillium lecauii

Nomuraea rileyi

Beaveria bassiana

Metarhizium anisopliae

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following accumulates from factory waste?

Pseudomonas aeruginosa

Zoogloea ramigera

Pseudomonas putida

Thiobacillus

TRUE ANSWER : ?
YOUR ANSWER : ?

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

mixed cell population along with metals is used

individual cell is used

individual cell along with metal is used

mixed cell population is used

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following/(s) can be used for the reduction of nitrate in waste water?

Micrococcus denitrificans cells encapsulated in liquid membranes

Nitrosomonas europaen

Growth of Hypomicrobium in presence of added methanol

Both (a) and (b)

TRUE ANSWER : ?
YOUR ANSWER : ?

Inundation involves use of a/an

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

organism over a short time to suppress/destroy a population

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

organism over a long time to suppress/destroy a population

TRUE ANSWER : ?
YOUR ANSWER : ?

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

Polyoxin C

Polyoxin D

Polyoxin L

Polyoxin B

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following subgroup/(s) belong/(s) to the Baculo viruses?

All of these

Granulosis viruses

Oryctestypes

Nuclear polyhedrosis viruses

TRUE ANSWER : ?
YOUR ANSWER : ?

Streptomyces griseochromogenes is reported to show a potent curative effect against

eye spot of sugarcane

yellow blight of maize

milo of soybean

rice blast disease

TRUE ANSWER : ?
YOUR ANSWER : ?

The heavily polluted zone of water reservoir is known as

pleosaprophytic zone

mesosaprophytic zone

none of these

oligosaprophytic zone

TRUE ANSWER : ?
YOUR ANSWER : ?