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CUET-UG Biology Test: Microbes in Human Welfare
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CUET-UG Biology Test: Microbes in Human Welfare
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25 Questions

1. What is the full form of STPs?
2. Which one of the following alcoholic drinks is produced without distillation?
[NCERT Exemplar]
3. What would happen if oxygen availability to activated sludge flocs is reduced?
[NCERT Exemplar]
4. Presence of which of the following elements is required for nitrogen fixation?
5. Which of the following is not correct regarding the primary treatment of waste-water?
6. Methanogenic bacteria are not found in: [NCERT Exemplar]
7. Lactic acid is formed by the process of
8. Depending on the type of raw material used for fermentation and the type of processing, different types of alcoholic drinks are obtained.
9. Methanogens growing anaerobically on cellulosic material produce
10. Which one of these is not used as a bio-weapon?
11. Large-holes in ‘Swiss-Cheese’ are due to
12. A common bio-control agent for the control of plant disease is
13. Which of the following is not used as a bio-fertilizer?
14. Match the following columns: [NCERT Exemplar] Column I Column II A. Lady bird 1. Methanobacterium B. Mycorrhiza 2. Trichoderma C. Biological control 3. Aphids D. Biogas 4. Glomus
Choose the correct match: Codes: A B C D
15. Which of the following is not a free-living nitrogen-fixing bacteria?
16. The vitamin whose content increases following the conversion of milk into curd by lactic acid bacteria is: [NCERT Exemplar]
17. Which of the following organisms is used to obtain streptokinase?
18. Ethanol is commercially produced through a particular species of
19. Which of the following is used as an immunosuppressant?
20. Which of the following is not a function of amylases?
21. What are the bioactive chemicals?
22. Which of the following statements is incorrect regarding Yoghurt?
23. Which of the following is a function of pectinases?
24. Which of the following gas is responsible for the puffed-up appearance of the dough?
25. Which of the following is not a type of manure?

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