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NEET Microbes in Human Welfare PYQs with Solutions

21 previous year questions from Microbes in Human Welfare (NEET UG Biology) with answers and solutions. Numbered list, year tags, and one-tap solutions — built for serious JEE / NEET practice.

21 questionsBiology2026Answers + solutions

About Microbes in Human Welfare PYQs

Microbes in Human Welfare has 21 previous year questions in the Quantrex Academy NEET UG Biology bank. The 21 questions in this list come from MHT CET Medical (21), spanning 2026. Each question opens on its own page with the options, the correct answer and the worked solution where available.

Questions by year (this list)

2026: 21

Microbes in Human Welfare questions with solutions

The microbes which are used as biocontrol agents of pests include __________.

MHT CET Medical 2026 Solution View → 2

Which of the following forms hartig-net in the intercellular spaces of root cortex?

MHT CET Medical 2026 Solution View → 3

Which one of the following is INCORRECT about organic fertilizers and biofertilizers?

MHT CET Medical 2026 Solution View → 4

In sewage treatment, formation of activated sludge takes place during ___________.

MHT CET Medical 2026 Solution View → 5

(Terror of Bengal) 'Water hyacinth' is controlled by using the fungus __________.

MHT CET Medical 2026 Solution View → 6

Microbial source for the production of enzyme invertase is __________.

MHT CET Medical 2026 Solution View → 7

Some of the alcoholic beverages are wine, beer, whisky, rum and brandy. How many of these are produced without distillation?

MHT CET Medical 2026 Solution View → 8

Dosa, Dhokla and Idli are the fermented preparations of rice and black Gram with ________ species of bacteria.

MHT CET Medical 2026 Solution View → 12

Which one of the following biofertilizer makes the plant associated with them grow luxuriantly in less irrigated lands?

MHT CET Medical 2026 Solution View → 13

Identify correct statements: Statement (I): Azotobacter is a free living, nitrogen-fixing bacteria. Statement (II): It is an aerobic, non-photosynthetic, non-nodule-forming

MHT CET Medical 2026 Solution View → 14

Microbial source of antibiotic terramycin is -------------.

MHT CET Medical 2026 Solution View → 15

Match List I with List II List I (Microbes) List II (Industrial products) (A). Aspergillus niger (I). Enzyme-Invertase (B). Pseudomonas denitrificans (II). Citric acid (C).

MHT CET Medical 2026 Solution View → 16

Match List I with List II List I (Biocontrol organism) List II (Target pest) (A). Bacillus thuringiensis (I). Grass hopper (B). Beauveria bassiana (II). Gypsy moth (C). Nosema

MHT CET Medical 2026 Solution View → 17

Distillation process is involved in

MHT CET Medical 2026 Solution View → 18

Which of the following bioherbicide can be used if a lake is abundantly covered by water hyacinth plants ?

MHT CET Medical 2026 Solution View → 19

Match Column I containing names of antibiotics with Column II containing their microbial sources. Column I (Names of antibiotics) Column II (Microbial source) (A) Chloromycetin

MHT CET Medical 2026 Solution View → 20

During secondary treatment of sewage, the masses of bacteria held together by fungal hyphae to form mesh like structures called __________.

MHT CET Medical 2026 Solution View → 21

Which of the following groups of bacteria are used in the commercial production of Yoghurt?

MHT CET Medical 2026 Solution View →

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Main Microbes in Human Welfare list

The larger NEET Microbes in Human Welfare list is under Zoology (391 questions).

Related NEET Biology chapters

Chapter (733)Principles of Inheritance and Variation (58)Molecular Basis of Inheritance (54)Respiration in Plants (54)Sexual Reproduction in Flowering Plants (52)Evolution (47)Human Health and Diseases (47)Biomolecules (B) (45)Ecosystem (43)Transport in Plants (43)Human Reproduction (42)Breathing and Exchange of Gases (36)