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प्रश्न
Answer the following.
What is role of microbes in compost production?
उत्तर
Microbes play an important role in various aspects of our lifes. One such important role is the formation of compost. The biodegradable waste which is collected from all around the cities are placed in landfill sites. Landfill sites are created by digging deep pits away from residential areas and the biodegradable waste is dumped into it. The conversion of this waste is then carried out by various kinds of microorganisms, specially aerobic bacteria and some kind of fungi. It takes time for formation of compost and then the landfill site is again ready to use while the compost can be used in agricultural fields, parks etc.
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संबंधित प्रश्न
The bread or idli dough rises because of ______.
A) Lack of management of which factor is shown in the picture?
B) How can that factor be managed with the help of microbes?
C) How the oil spills in oceans are cleared?
Why is it necessary to ban the use of plastic bags?
Give scientific reason.
Enzymes obtained by microbial process are mixed with detergents.
There is a oil layer on the water surface of river in your area. What will you do ?
Garbage is converted into ______ by micro-organisms.
Give reasons.
Bread 'rises' during baking.
Complete the paragraph using proper words:
(Mechanical, Rhizobium, Aquatic, Toxic, CO2, Nitrogen, Pseudomonas, Amoeba, Bacteria, Hydrocarbons)
Spilling of petroleum oil occurs in ocean due to various reasons. This oil may prove fatal and toxic to _______ organisms. It is not easy to remove the oil layer from surface of water by _______ method. However, bacteria like _______ spp. and Alcanivorax borkumensis have the ability to destroy the pyridines and other chemicals. Hence, these _______ are used to clear the oil spills, These are called as hydrocarbonoclastic bacteria (HCB). HCB decompose the _______ and bring about the reaction of carbon with oxygen. _______ and water is formed in this process.
Nowadays, ___________ are used for treatment of diarrhoea and treatment of poultry also.
__________ is a powerful antibiotic against treatment of tuberculosis.
Vinegar means 4% ___________.
Spinosad is a biopesticide.
Match the following.
| Column A | Column B |
| 1) Aspartame | a) Anaerobic respiration |
| 2) Fermentation | b) Microbial restrictor |
| 3) Niacin | c) Vanillin |
| 4) Essence | d) Sweetener |
Match the following.
| Column A | Column B |
| 1) Baker’s yeast | a) Probiotics |
| 2) Sauerkraut | b) Bread |
| 3) Ligases | c) Antibiotics |
| 4) Penicillin | d) Microbial enzyme |
Why does the process of dirt removal occur in detergents even at low temperature?
What is added to impart thickness to instant soup?
Which microbes convert uranium to its insoluble salts?
Match the following
| i. | Probiotic | a. | Kuru |
| ii. | Preservation | b. | Methanogen |
| iii. | Prion | c. | Curd |
| iv. | Biogas | d. | Sugar |
Which enzyme was used earlier for cheese production?
The figure below shows a concept of segregation, observe the following figure and answer the questions that follow:
- What is dry and wet waste?
- Why do we need to segregate our garbage?
