Important Aspects of Microbes
Important Aspects of Microbes: Overview
In this topic, we will learn the beneficiary aspects of microbes. It explains their role in our daily lives and its advantages with the aid of examples.
Important Questions on Important Aspects of Microbes
Identify the microbial product, which is also known as ‘Clot Buster’:
Bacterial are used as biosensors in which of the following?
The symbiotic association that genus Glomus exhibits with higher plants. (Mycorrhiza/Hypha)
Name the bacteria used as a 'clot buster' (removing clots inside blood vessels), whether it is Streptococcus or Pseudomonas.
Which of the following equipment is employed for sterilizing glasswares and culture media?
Which of the following is a by-product of microbial fermentation used in baking?
A patient brought to a hospital with myocardial infarction is normally immediately given:
How many of the following organisms are associated with the production of single-cell protein?
Yeast, Chlorella, Spirulina, Nostoc, Methylophilus methylotrophus, Mushroom, Clostridium
Superbug claimed to clean up oil spills in the ocean is
Identify the following statements that are INCORRECT
i. Microbes comprise of diverse organism like protozoa, bacteria, fungi and microscopic plants, viruses, viroids and also prions that are proteinaceous infectious agents.
ii. Microbes like bacteria, viruses and many fungi can be grown on nutritive media to form colonies.
iii. In our stomach, the LAB plays a very beneficial role in checking disease-causing microbes.
iv. 'Toddy', a traditional drink of some parts of southern India is made by fermenting sap from sugarcane.
Match the column of bioactive substances and their roles and select the correct option.
| Bioactive substance | Role | ||
| Statin | Removal of oil stains | ||
| Cyclosporin A | Removal of clots from blood vessels | ||
| Streptokinase | Lowering of blood cholesterol | ||
| Lipase | Immunosuppressive agent |
Choose the correct match.
Which microbe helps in providing the antibiotics erythromycin and chloramphenicol?
Which of the following organisms is associated with the production of blood-cholesterol lowering agents?
Match the microbes given in column I with the major role played by them given in column II and select the correct option from the codes given below.
| No. | Column I (Microbes) | No. | Column II (Functions) |
| I | Propionibacterium sharmanii | A | Produces an immunosuppressive agent |
| II | Streptococcus | B | Nitrogen fixation in soil |
| III | Trichoderma polysporum | C | Produce large holes in Swiss cheese |
| IV | Rhizobium | D | Produces enzyme used as clot-buster |
"Crown gall'' is caused by
A large number of organic compounds can be decomposed by
Micro-organisms are used in
Sir Alexander Fleming extracted penicillin from
Most of the Eubacteriales antibiotics come from
In confusion technique, the pheromone coated paper strips are thrown over an area in order to
