23 MARCH 2021 CURRENT AFFAIRS QUIZ

Which of the following accumulates from factory waste?

Pseudomonas aeruginosa

Zoogloea ramigera

Pseudomonas putida

Thiobacillus

TRUE ANSWER : ?
YOUR ANSWER : ?

Streptomyces griseochromogenes is reported to show a potent curative effect against

milo of soybean

yellow blight of maize

rice blast disease

eye spot of sugarcane

TRUE ANSWER : ?
YOUR ANSWER : ?

Milbemycin is known to exhibit a broad spectrum of activity against

agricultural insects

agricultural pests

all of these

agricultural herbs

TRUE ANSWER : ?
YOUR ANSWER : ?

The heavily polluted zone of water reservoir is known as

none of these

oligosaprophytic zone

mesosaprophytic zone

pleosaprophytic zone

TRUE ANSWER : ?
YOUR ANSWER : ?

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

Verticillium lecauii

Metarhizium anisopliae

Beaveria bassiana

Nomuraea rileyi

TRUE ANSWER : ?
YOUR ANSWER : ?

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

Nuclear polyhedrosis viruses

Granulosis viruses

Oryctestypes

All of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Inundation involves use of a/an

organism 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 long time to suppress/destroy a population

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

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following can be used for the removal of color from the effluents of pulp mill?

Both (a) and (b)

Nitrosomonas europaen

Coriolus versicolor entrapped in calcium alginate beads

Phanerochaete chrysosporium

TRUE ANSWER : ?
YOUR ANSWER : ?

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

Pseudomonas aeruginosa

Zoogloea ramigera

Pseudomonas putida

Thiobacillus

TRUE ANSWER : ?
YOUR ANSWER : ?

Phenols degradation in waste water of hospitals, laboratories and coal processing to coke can be achieved by using

Phanerochaete chrysosporium

both (a) and (b)

cells of Pseudomonas spp. either adsorbed to anthracite coal or entrapped on alginate gel

fungus Aureobasidium pullulans adsorbed by the fibrous asbestos

TRUE ANSWER : ?
YOUR ANSWER : ?