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प्रश्न
Give reasons.
Soil is turned over during tilling.
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उत्तर
Soil is turned over during tilling to bring the nutrient-rich lower layers of soil to the surface and to loosen the soil so that air and water can easily reach the roots of plants.
संबंधित प्रश्न
Why is it necessary to ban the use of plastic bags?
There is a oil layer on the water surface of river in your area. What will you do ?
Rewrite the following statement using the correct option and explain the completed statement.
Harmful bacteria in like ______ in the intestine are destroyed due to probiotics.
Saccharomyces cerevisiae : Ethanol : : Aspergillus oryzae : ________________
Which microbes convert uranium to its insoluble salts?
Write a short note.
Land filling sites
Write a short note.
Microbial inoculants
Briefly explain the environmental role of microorganisms in pollution control?
- Which process is shown in the above given picture?
- Give two examples for liquid fuels and solids fuels obtained by this process.
Complete the chart on production of beverages.
| S. No. | Fruit | Microbe used | Role of microbe used | Name of beverage |
| (a) | Caffea arabica | ______ | Separating seeds from fruit | Coffee |
| (b) | Theobroma cacao | Candida, Hansenula, Pichia, Saccharomyces | ______ | Cocoa |
