🩺 NEET🧬 Biology

Microbes in Human Welfare

1 solved NEET Biology previous year questions on Microbes in Human Welfare, each with the correct answer and a full explanation.

Select the correct group of biocontrol agents. [NEET 2019]

aBacillus thuringiensis, Tobacco mosaic virus, Aphids

bTrichoderma, Baculovirus, Bacillus thuringiensis

cOscillatoria, Rhizobium, Trichoderma

dNostoc, Azospirillum, Nucleopolyhedrovirus

✓ Correct answer: b) Trichoderma, Baculovirus, Bacillus thuringiensis

ExplanationFungus Trichoderma, Baculoviruses (NPV) and Bacillus thuringiensis are used as biocontrol agents.Rhizobium, Nostoc, Azospirillum and Oscillatoria are used as biofertilisers, whereas TMV is a pathogen and aphids are pests that harm crop plants.

Practice more NEET Biology PYQs

Browse every Biology chapter, or explore the full NEET question bank.

🧬 All Biology chapters →