Microbes in Human Welfare
74 questions · Biology · NEETGuest · filters and generic practice availableBrowsing as a guest · PYQ filters and generic practice are available. Sign in only for personalised features and saved progress.
Microbes in Human Welfare
74 questions · Biology · NEET
- Which of the following is an example of non-distilled alcoholic beverage produced by yeast?2025 · Q27 · MCQ
- Which of following organisms cannot fix nitrogen? A. Azotobacter B. Oscillatoria C. Anabaena D. Volvox E. Nostoc Choose the correct answer from the options given below:2025 · Q31 · MCQ
- Streptokinase produced by bacterium Streptococcus is used for2025 · Q38 · MCQ
- Which of the following microbes is NOT involved in the preparation of household products? A. Aspergillus niger B. Lactobacillus C. Trichoderma polysporum D. Saccharomyces cerevisiae E. Propionibacterium sharmanii Choose the correct answer…2025 · Q58 · MCQ
- Match List I with List II Choose the correct answer from the options given below: Includes table2024 · Q13 · MCQ
- Match List-I with List-II relating to microbes and their products: Choose the correct answer from the options given below: Includes table2024 · Q68 · MCQ
- Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A) : Spirulina is a microbe that can be used for reducing environmental pollution. Reason (R) : Spirulina is a rich source…2022 · Q81 · MCQ
- Identify the microorganism which is responsible for the production of an immunosuppressive molecule cyclosporin A :2022 · Q60 · MCQ
- Match List-I with List-II Choose the correct answer from the options given below Includes table2021 · Q46 · MCQ
- Which of the following is put into Anaerobic sludge digester for further sewage treatment?2020 · Q57 · MCQ
- Match the following columns and select the correct option. Includes table2020 · Q58 · MCQ
- What triggers activation of protoxin to active Bt toxin of Bacillus thuringiensis in boll worm?2019 · Q32 · MCQ
- Select the correct group of biocontrol agents.2019 · Q44 · MCQ
- Match the following organisms with the products they produce : Select the correct option. Includes table2019 · Q45 · MCQ
- Thiobacillus is a group of bacteria helpful in carrying out :2019 · Q46 · MCQ
- Which of the following can be used as a biocontrol agent in the treatment of plant disease?2019 · Q47 · MCQ
- Which of the following is a commercial blood cholesterol lowering agent?2019 · Q49 · MCQ
- Conversion of milk to curd improves its nutritional value by increasing the amount of2018 · Q43 · MCQ
- Select the mismatch :2017 · Q81 · MCQ
- Which of the following in sewage treatment removes suspended solids ?2017 · Q82 · MCQ
- Which of the following is correctly matched for the product produced by them ?2017 · Q83 · MCQ
- Which of the following is wrongly matched in the given table?2016 · Q83 · MCQ
- Match Column-I with Column-II and select the correct option using the codes given below – Includes table2016 · Q78 · MCQ
- Match the following list of microbes and their importance - Includes table2015 · Q67 · MCQ
- The guts of cow and buffalo possess2015 · Q65 · MCQ
- Which one of the following fungi contains hallucinogens?2014 · Q76 · MCQ
- An alga which can be employed as food for human being is :2014 · Q77 · MCQ
- What gases are produced in anaerobic sludge digesters ?2014 · Q78 · MCQ
- Microbe used for biocontrol of pest butterfly caterpillars is :2013 · Q74 · MCQ
- A good producer of citric acid is2013 · Q76 · MCQ
- Consider the following four statements (a-d) and select the option which includes all the correct ones only : (a) Single cell Spirulina can produce large quantities of food rich in protein, minerals, vitamins etc. (b) Body weight-wise the…2012 · Q53 · MCQ
- The domestic sewage in large cities :2012 · Q54 · MCQ
- Read the following four statements (A-D) : (A) In transcription, adenosine pairs with uracil (B) Regulation of lac operon by repressor is referred to as positive regulation (C) The human genome has approximately 50,000 genes (D)…2012 · Q55 · MCQ
- In gobar gas, the maximum amount is that of :2012 · Q56 · MCQ
- Yeast is used in the production of2012 · Q68 · MCQ
- A patient brought to a hospital with myocardial infarction is normally immediately given2012 · Q86 · MCQ
- Monascus purpureus is a yeast used commercially in the production of :2012 · Q87 · MCQ
- A nitrogen - fixing microbe associated with Azolla in rice fields is2012 · Q88 · MCQ
- Which one of the following is an example of carrying out biological control of pests/diseases using microbes ?2012 · Q89 · MCQ
- Read the following statement having two blanks (A and B) : ''A drug used for ______ (A)___ patients is obtained from a species of the organism ______ (B)___ ''. The one correct option for the two blanks is :2011 · Q16 · MCQ
- Consider the following statements (A-D) about organic farming : (A) Utilizes genetically modified crops like Bt cotton (B) Uses only naturally produced inputs like compost (C) Does not use pesticides and urea (D) Produces vegetables rich…2011 · Q49 · MCQ
- Which one of the following is a wrong matching of a microbe and its industrial product, while the remaining three are correct ?:2011 · Q50 · MCQ
- The most common substrate used in distilleries for the production of ethanol is :2011 · Q64 · MCQ
- Continuous addition of sugars in 'fed batch' fermentation is done to :2011 · Q70 · MCQ
- An organism used as a Biofertilizer for raising soyabean crop is :2011 · Q71 · MCQ
- Which of the following is mainly produced by the activity of anaerobic bacteria on sewage ?2011 · Q72 · MCQ
- Which one of the following is not a biofertilizer ?2011 · Q73 · MCQ
- Secondary sewage treatment is mainly a :2011 · Q75 · MCQ
- Ethanol is commercially produced through a particular speciesl of :2011 · Q76 · MCQ
- Organisms called Methanogens are most abundant in a :2011 · Q77 · MCQ
- An example of endomycorrhiza is -2010 · Q39 · MCQ
- The common nitrogen-fixer in paddy fields is –2010 · Q89 · MCQ
- Which one of the following not used in organic farming ?2010 · Q90 · MCQ
- A common biocontrol agent for the control of plant diseases is –2010 · Q91 · MCQ
- Select the correct statement from the following:2010 · Q92 · MCQ
- Which of the following is not used as a biopesticide ?2009 · Q81 · MCQ
- Which one of the following pairs is wrongly matched ?2009 · Q82 · MCQ
- Trichoderma harzianum has proved a useful microorganism for:2008 · Q80 · MCQ
- Nitrogen fixation in root nodules of Alnus is brought about by:2008 · Q81 · MCQ
- Which one of the following proved effective for biological control of nematodal disese in plants?2008 · Q82 · MCQ
- Probiotics are-2007 · Q42 · MCQ
- Which one of the following pairs is wrongly matched ?2007 · Q67 · MCQ
- Which one of the following pairs is not correctly matched ?2004 · Q38 · MCQ
- The most thoroughly studied of the known bacteria-plant interactions is the :-2004 · Q49 · MCQ
- A major component of gobar gas is2004 · Q56 · MCQ
- Dough kept overnight in warm weather becomes soft and spongy because of :-2004 · Q75 · MCQ
- Maximum application of animal cell culture technology today is in the production of : -2003 · Q47 · MCQ
- During anaerobic digestion of organic waste, such as in producing biogas, which one of the following is left undergraded : -2003 · Q48 · MCQ
- Which bacteria is utilized in Gober gas plant ?2002 · Q48 · MCQ
- During the formation of bread it becomes porous due to release of CO2 by the action of : -2002 · Q49 · MCQ
- Which of the following is true pair of biofertilizers ?2001 · Q44 · MCQ
- Spoilage of oil can be detected by which fatty acid : -2001 · Q45 · MCQ
- Which aquatic fern is used to increase the yield in paddy crop ?2000 · Q43 · MCQ
- Which of the following is used to manufacture ethanol from starch ?2000 · Q44 · MCQ