MereTeacher

JEE • NEET • FOUNDATION

NEET Previous Year Question

$Select the correct group of biocontrol agents.$

Topic: NEET PYQ

Answer: B. Full step-by-step solution below.

A $Bacillus thuringiensis,Tobacco mosaic virus, Aphids$
B $Trichoderma, Baculovirus, Bacillus thuringiensis$
C $Oscillatoria, Rhizobium, Trichoderma$
D $Nostoc, Azospirillium, Nucleopolyhedrovirus$

Correct answer: B

Solution

(b) All three are biocontrol agents: • Trichoderma \to controls plant pathogens • Baculovirus \to controls insect pests • Bacillus thuringiensis (Bt) \to bioinsecticide

More Microbes in Human Welfare PYQs

$Among the following pairs of microbes, which pair has both the microbes that can be used as biofertilizers?$
$Which one of the following helps in absorption of phosphorus from soil by plants?$
$The most abundant prokaryotes helpful to humans in making curd from milk and in production of antibiotics are ones categorised as:$
$Biological control agent obtained from :-$
$Monascus purpureus is a yeast used commercially in the production of$